18739950372

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1312

約数の個数: 240

約数和(自身を含む): 57735748224

約数和(自身を除く): 38995797852

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 286, 297, 324, 351, 396, 429, 468, 572, 594, 631, 641, 702, 858, 891, 1053, 1188, 1262, 1282, 1287, 1404, 1716, 1782, 1893, 1923, 2106, 2524, 2564, 2574, 3564, 3786, 3846, 3861, 4212, 5148, 5679, 5769, 6941, 7051, 7572, 7692, 7722, 8203, 8333, 11358, 11538, 11583, 13882, 14102, 15444, 16406, 16666, 17037, 17307, 20823, 21153, 22716, 23076, 23166, 24609, 24999, 27764, 28204, 32812, 33332, 34074, 34614, 41646, 42306, 46332, 49218, 49998, 51111, 51921, 62469, 63459, 68148, 69228, 73827, 74997, 83292, 84612, 90233, 91663, 98436, 99996, 102222, 103842, 124938, 126918, 147654, 149994, 180466, 183326, 187407, 190377, 204444, 207684, 221481, 224991, 249876, 253836, 270699, 274989, 295308, 299988, 360932, 366652, 374814, 380754, 404471, 442962, 449982, 541398, 549978, 562221, 571131, 664443, 674973, 749628, 761508, 808942, 812097, 824967, 885924, 899964, 1082796, 1099956, 1124442, 1142262, 1213413, 1328886, 1349946, 1617884, 1624194, 1649934, 2248884, 2284524, 2426826, 2436291, 2474901, 2657772, 2699892, 3248388, 3299868, 3640239, 4449181, 4853652, 4872582, 4949802, 5258123, 7280478, 7308873, 7424703, 8898362, 9745164, 9899604, 10516246, 10920717, 13347543, 14560956, 14617746, 14849406, 15774369, 17796724, 21032492, 21841434, 26695086, 29235492, 29698812, 31548738, 32762151, 40042629, 43682868, 47323107, 53390172, 57839353, 63097476, 65524302, 80085258, 94646214, 115678706, 120127887, 131048604, 141969321, 160170516, 173518059, 189292428, 231357412, 240255774, 283938642, 347036118, 360383661, 425907963, 480511548, 520554177, 567877284, 694072236, 720767322, 851815926, 1041108354, 1441534644, 1561662531, 1703631852, 2082216708, 3123325062, 4684987593, 6246650124, 9369975186, 18739950372]

約数ペア:

[(1, 18739950372), (2, 9369975186), (3, 6246650124), (4, 4684987593), (6, 3123325062), (9, 2082216708), (11, 1703631852), (12, 1561662531), (13, 1441534644), (18, 1041108354), (22, 851815926), (26, 720767322), (27, 694072236), (33, 567877284), (36, 520554177), (39, 480511548), (44, 425907963), (52, 360383661), (54, 347036118), (66, 283938642), (78, 240255774), (81, 231357412), (99, 189292428), (108, 173518059), (117, 160170516), (132, 141969321), (143, 131048604), (156, 120127887), (162, 115678706), (198, 94646214), (234, 80085258), (286, 65524302), (297, 63097476), (324, 57839353), (351, 53390172), (396, 47323107), (429, 43682868), (468, 40042629), (572, 32762151), (594, 31548738), (631, 29698812), (641, 29235492), (702, 26695086), (858, 21841434), (891, 21032492), (1053, 17796724), (1188, 15774369), (1262, 14849406), (1282, 14617746), (1287, 14560956), (1404, 13347543), (1716, 10920717), (1782, 10516246), (1893, 9899604), (1923, 9745164), (2106, 8898362), (2524, 7424703), (2564, 7308873), (2574, 7280478), (3564, 5258123), (3786, 4949802), (3846, 4872582), (3861, 4853652), (4212, 4449181), (5148, 3640239), (5679, 3299868), (5769, 3248388), (6941, 2699892), (7051, 2657772), (7572, 2474901), (7692, 2436291), (7722, 2426826), (8203, 2284524), (8333, 2248884), (11358, 1649934), (11538, 1624194), (11583, 1617884), (13882, 1349946), (14102, 1328886), (15444, 1213413), (16406, 1142262), (16666, 1124442), (17037, 1099956), (17307, 1082796), (20823, 899964), (21153, 885924), (22716, 824967), (23076, 812097), (23166, 808942), (24609, 761508), (24999, 749628), (27764, 674973), (28204, 664443), (32812, 571131), (33332, 562221), (34074, 549978), (34614, 541398), (41646, 449982), (42306, 442962), (46332, 404471), (49218, 380754), (49998, 374814), (51111, 366652), (51921, 360932), (62469, 299988), (63459, 295308), (68148, 274989), (69228, 270699), (73827, 253836), (74997, 249876), (83292, 224991), (84612, 221481), (90233, 207684), (91663, 204444), (98436, 190377), (99996, 187407), (102222, 183326), (103842, 180466), (124938, 149994), (126918, 147654)]