20837544

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 48109656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 29, 39, 42, 47, 49, 52, 56, 58, 78, 84, 87, 91, 94, 98, 104, 116, 141, 147, 156, 168, 174, 182, 188, 196, 203, 232, 273, 282, 294, 312, 329, 348, 364, 376, 377, 392, 406, 546, 564, 588, 609, 611, 637, 658, 696, 728, 754, 812, 987, 1092, 1128, 1131, 1176, 1218, 1222, 1274, 1316, 1363, 1421, 1508, 1624, 1833, 1911, 1974, 2184, 2262, 2303, 2436, 2444, 2548, 2632, 2639, 2726, 2842, 3016, 3666, 3822, 3948, 4089, 4263, 4277, 4524, 4606, 4872, 4888, 5096, 5278, 5452, 5684, 6909, 7332, 7644, 7896, 7917, 8178, 8526, 8554, 9048, 9212, 9541, 10556, 10904, 11368, 12831, 13818, 14664, 15288, 15834, 16356, 17052, 17108, 17719, 18424, 18473, 19082, 21112, 25662, 27636, 28623, 29939, 31668, 32712, 34104, 34216, 35438, 36946, 38164, 51324, 53157, 55272, 55419, 57246, 59878, 63336, 66787, 70876, 73892, 76328, 89817, 102648, 106314, 110838, 114492, 119756, 124033, 133574, 141752, 147784, 179634, 200361, 212628, 221676, 228984, 239512, 248066, 267148, 359268, 372099, 400722, 425256, 443352, 496132, 534296, 718536, 744198, 801444, 868231, 992264, 1488396, 1602888, 1736462, 2604693, 2976792, 3472924, 5209386, 6945848, 10418772, 20837544]

約数ペア:

[(1, 20837544), (2, 10418772), (3, 6945848), (4, 5209386), (6, 3472924), (7, 2976792), (8, 2604693), (12, 1736462), (13, 1602888), (14, 1488396), (21, 992264), (24, 868231), (26, 801444), (28, 744198), (29, 718536), (39, 534296), (42, 496132), (47, 443352), (49, 425256), (52, 400722), (56, 372099), (58, 359268), (78, 267148), (84, 248066), (87, 239512), (91, 228984), (94, 221676), (98, 212628), (104, 200361), (116, 179634), (141, 147784), (147, 141752), (156, 133574), (168, 124033), (174, 119756), (182, 114492), (188, 110838), (196, 106314), (203, 102648), (232, 89817), (273, 76328), (282, 73892), (294, 70876), (312, 66787), (329, 63336), (348, 59878), (364, 57246), (376, 55419), (377, 55272), (392, 53157), (406, 51324), (546, 38164), (564, 36946), (588, 35438), (609, 34216), (611, 34104), (637, 32712), (658, 31668), (696, 29939), (728, 28623), (754, 27636), (812, 25662), (987, 21112), (1092, 19082), (1128, 18473), (1131, 18424), (1176, 17719), (1218, 17108), (1222, 17052), (1274, 16356), (1316, 15834), (1363, 15288), (1421, 14664), (1508, 13818), (1624, 12831), (1833, 11368), (1911, 10904), (1974, 10556), (2184, 9541), (2262, 9212), (2303, 9048), (2436, 8554), (2444, 8526), (2548, 8178), (2632, 7917), (2639, 7896), (2726, 7644), (2842, 7332), (3016, 6909), (3666, 5684), (3822, 5452), (3948, 5278), (4089, 5096), (4263, 4888), (4277, 4872), (4524, 4606)]