18657756

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 53014080

約数和(自身を除く): 34356324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 97, 108, 117, 137, 156, 194, 234, 274, 291, 351, 388, 411, 468, 548, 582, 702, 822, 873, 1164, 1233, 1261, 1404, 1644, 1746, 1781, 2466, 2522, 2619, 3492, 3562, 3699, 3783, 4932, 5044, 5238, 5343, 7124, 7398, 7566, 10476, 10686, 11349, 13289, 14796, 15132, 16029, 21372, 22698, 26578, 32058, 34047, 39867, 45396, 48087, 53156, 64116, 68094, 79734, 96174, 119601, 136188, 159468, 172757, 192348, 239202, 345514, 358803, 478404, 518271, 691028, 717606, 1036542, 1435212, 1554813, 2073084, 3109626, 4664439, 6219252, 9328878, 18657756]

約数ペア:

[(1, 18657756), (2, 9328878), (3, 6219252), (4, 4664439), (6, 3109626), (9, 2073084), (12, 1554813), (13, 1435212), (18, 1036542), (26, 717606), (27, 691028), (36, 518271), (39, 478404), (52, 358803), (54, 345514), (78, 239202), (97, 192348), (108, 172757), (117, 159468), (137, 136188), (156, 119601), (194, 96174), (234, 79734), (274, 68094), (291, 64116), (351, 53156), (388, 48087), (411, 45396), (468, 39867), (548, 34047), (582, 32058), (702, 26578), (822, 22698), (873, 21372), (1164, 16029), (1233, 15132), (1261, 14796), (1404, 13289), (1644, 11349), (1746, 10686), (1781, 10476), (2466, 7566), (2522, 7398), (2619, 7124), (3492, 5343), (3562, 5238), (3699, 5044), (3783, 4932)]