1378876816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{9839}}^1$

素因数の和:10327

約数の個数: 40

約数和(自身を含む): 2818569600

約数和(自身を除く): 1439692784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 461, 922, 1844, 3688, 7376, 8759, 9839, 17518, 19678, 35036, 39356, 70072, 78712, 140144, 157424, 186941, 373882, 747764, 1495528, 2991056, 4535779, 9071558, 18143116, 36286232, 72572464, 86179801, 172359602, 344719204, 689438408, 1378876816]

約数ペア:

[(1, 1378876816), (2, 689438408), (4, 344719204), (8, 172359602), (16, 86179801), (19, 72572464), (38, 36286232), (76, 18143116), (152, 9071558), (304, 4535779), (461, 2991056), (922, 1495528), (1844, 747764), (3688, 373882), (7376, 186941), (8759, 157424), (9839, 140144), (17518, 78712), (19678, 70072), (35036, 39356)]