1640697864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{5258647}}^1$

素因数の和:5258669

約数の個数: 32

約数和(自身を含む): 4417264320

約数和(自身を除く): 2776566456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 5258647, 10517294, 15775941, 21034588, 31551882, 42069176, 63103764, 68362411, 126207528, 136724822, 205087233, 273449644, 410174466, 546899288, 820348932, 1640697864]

約数ペア:

[(1, 1640697864), (2, 820348932), (3, 546899288), (4, 410174466), (6, 273449644), (8, 205087233), (12, 136724822), (13, 126207528), (24, 68362411), (26, 63103764), (39, 42069176), (52, 31551882), (78, 21034588), (104, 15775941), (156, 10517294), (312, 5258647)]