20218179912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:596

約数の個数: 256

約数和(自身を含む): 60963225600

約数和(自身を除く): 40745045688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 79, 84, 93, 124, 157, 158, 168, 186, 217, 237, 248, 313, 314, 316, 372, 434, 471, 474, 553, 626, 628, 632, 651, 744, 868, 939, 942, 948, 1099, 1106, 1252, 1256, 1302, 1659, 1736, 1878, 1884, 1896, 2191, 2198, 2212, 2449, 2504, 2604, 3297, 3318, 3756, 3768, 4382, 4396, 4424, 4867, 4898, 5208, 6573, 6594, 6636, 7347, 7512, 8764, 8792, 9703, 9734, 9796, 12403, 13146, 13188, 13272, 14601, 14694, 17143, 17528, 19406, 19468, 19592, 24727, 24806, 26292, 26376, 29109, 29202, 29388, 34069, 34286, 37209, 38812, 38936, 49141, 49454, 49612, 51429, 52584, 58218, 58404, 58776, 67921, 68138, 68572, 74181, 74418, 77624, 86821, 98282, 98908, 99224, 102207, 102858, 116436, 116808, 135842, 136276, 137144, 147423, 148362, 148836, 173089, 173642, 196564, 197816, 203763, 204414, 205716, 232872, 260463, 271684, 272552, 294846, 296724, 297672, 343987, 346178, 347284, 384493, 393128, 407526, 408828, 411432, 519267, 520926, 543368, 589692, 593448, 687974, 692356, 694568, 766537, 768986, 815052, 817656, 1031961, 1038534, 1041852, 1153479, 1179384, 1375948, 1384712, 1523371, 1533074, 1537972, 1630104, 2063922, 2077068, 2083704, 2299611, 2306958, 2691451, 2751896, 3046742, 3066148, 3075944, 3882139, 4127844, 4154136, 4570113, 4599222, 4613916, 5365759, 5382902, 6093484, 6132296, 7764278, 8074353, 8255688, 9140226, 9198444, 9227832, 10663597, 10731518, 10765804, 11646417, 12186968, 15528556, 16097277, 16148706, 18280452, 18396888, 21327194, 21463036, 21531608, 23292834, 27174973, 31057112, 31990791, 32194554, 32297412, 36560904, 42654388, 42926072, 46585668, 54349946, 63981582, 64389108, 64594824, 81524919, 85308776, 93171336, 108699892, 120346309, 127963164, 128778216, 163049838, 217399784, 240692618, 255926328, 326099676, 361038927, 481385236, 652199352, 722077854, 842424163, 962770472, 1444155708, 1684848326, 2527272489, 2888311416, 3369696652, 5054544978, 6739393304, 10109089956, 20218179912]

約数ペア:

[(1, 20218179912), (2, 10109089956), (3, 6739393304), (4, 5054544978), (6, 3369696652), (7, 2888311416), (8, 2527272489), (12, 1684848326), (14, 1444155708), (21, 962770472), (24, 842424163), (28, 722077854), (31, 652199352), (42, 481385236), (56, 361038927), (62, 326099676), (79, 255926328), (84, 240692618), (93, 217399784), (124, 163049838), (157, 128778216), (158, 127963164), (168, 120346309), (186, 108699892), (217, 93171336), (237, 85308776), (248, 81524919), (313, 64594824), (314, 64389108), (316, 63981582), (372, 54349946), (434, 46585668), (471, 42926072), (474, 42654388), (553, 36560904), (626, 32297412), (628, 32194554), (632, 31990791), (651, 31057112), (744, 27174973), (868, 23292834), (939, 21531608), (942, 21463036), (948, 21327194), (1099, 18396888), (1106, 18280452), (1252, 16148706), (1256, 16097277), (1302, 15528556), (1659, 12186968), (1736, 11646417), (1878, 10765804), (1884, 10731518), (1896, 10663597), (2191, 9227832), (2198, 9198444), (2212, 9140226), (2449, 8255688), (2504, 8074353), (2604, 7764278), (3297, 6132296), (3318, 6093484), (3756, 5382902), (3768, 5365759), (4382, 4613916), (4396, 4599222), (4424, 4570113), (4867, 4154136), (4898, 4127844), (5208, 3882139), (6573, 3075944), (6594, 3066148), (6636, 3046742), (7347, 2751896), (7512, 2691451), (8764, 2306958), (8792, 2299611), (9703, 2083704), (9734, 2077068), (9796, 2063922), (12403, 1630104), (13146, 1537972), (13188, 1533074), (13272, 1523371), (14601, 1384712), (14694, 1375948), (17143, 1179384), (17528, 1153479), (19406, 1041852), (19468, 1038534), (19592, 1031961), (24727, 817656), (24806, 815052), (26292, 768986), (26376, 766537), (29109, 694568), (29202, 692356), (29388, 687974), (34069, 593448), (34286, 589692), (37209, 543368), (38812, 520926), (38936, 519267), (49141, 411432), (49454, 408828), (49612, 407526), (51429, 393128), (52584, 384493), (58218, 347284), (58404, 346178), (58776, 343987), (67921, 297672), (68138, 296724), (68572, 294846), (74181, 272552), (74418, 271684), (77624, 260463), (86821, 232872), (98282, 205716), (98908, 204414), (99224, 203763), (102207, 197816), (102858, 196564), (116436, 173642), (116808, 173089), (135842, 148836), (136276, 148362), (137144, 147423)]