20187012378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{68777}}^1$

素因数の和:68919

約数の個数: 64

約数和(自身を含む): 44924689152

約数和(自身を除く): 24737676774

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 71, 78, 106, 142, 159, 213, 318, 426, 689, 923, 1378, 1846, 2067, 2769, 3763, 4134, 5538, 7526, 11289, 22578, 48919, 68777, 97838, 137554, 146757, 206331, 293514, 412662, 894101, 1788202, 2682303, 3645181, 4883167, 5364606, 7290362, 9766334, 10935543, 14649501, 21871086, 29299002, 47387353, 63481171, 94774706, 126962342, 142162059, 190443513, 258807851, 284324118, 380887026, 517615702, 776423553, 1552847106, 3364502063, 6729004126, 10093506189, 20187012378]

約数ペア:

[(1, 20187012378), (2, 10093506189), (3, 6729004126), (6, 3364502063), (13, 1552847106), (26, 776423553), (39, 517615702), (53, 380887026), (71, 284324118), (78, 258807851), (106, 190443513), (142, 142162059), (159, 126962342), (213, 94774706), (318, 63481171), (426, 47387353), (689, 29299002), (923, 21871086), (1378, 14649501), (1846, 10935543), (2067, 9766334), (2769, 7290362), (3763, 5364606), (4134, 4883167), (5538, 3645181), (7526, 2682303), (11289, 1788202), (22578, 894101), (48919, 412662), (68777, 293514), (97838, 206331), (137554, 146757)]