31923268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 64288000

約数和(自身を除く): 32364732

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 79, 158, 247, 316, 409, 494, 818, 988, 1027, 1501, 1636, 2054, 3002, 4108, 5317, 6004, 7771, 10634, 15542, 19513, 21268, 31084, 32311, 39026, 64622, 78052, 101023, 129244, 202046, 404092, 420043, 613909, 840086, 1227818, 1680172, 2455636, 7980817, 15961634, 31923268]

約数ペア:

[(1, 31923268), (2, 15961634), (4, 7980817), (13, 2455636), (19, 1680172), (26, 1227818), (38, 840086), (52, 613909), (76, 420043), (79, 404092), (158, 202046), (247, 129244), (316, 101023), (409, 78052), (494, 64622), (818, 39026), (988, 32311), (1027, 31084), (1501, 21268), (1636, 19513), (2054, 15542), (3002, 10634), (4108, 7771), (5317, 6004)]