20797296

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33329}}^1$

素因数の和:33353

約数の個数: 40

約数和(自身を含む): 57860880

約数和(自身を除く): 37063584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33329, 66658, 99987, 133316, 199974, 266632, 399948, 433277, 533264, 799896, 866554, 1299831, 1599792, 1733108, 2599662, 3466216, 5199324, 6932432, 10398648, 20797296]

約数ペア:

[(1, 20797296), (2, 10398648), (3, 6932432), (4, 5199324), (6, 3466216), (8, 2599662), (12, 1733108), (13, 1599792), (16, 1299831), (24, 866554), (26, 799896), (39, 533264), (48, 433277), (52, 399948), (78, 266632), (104, 199974), (156, 133316), (208, 99987), (312, 66658), (624, 33329)]