207905008

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{245171}}^1$

素因数の和:245232

約数の個数: 20

約数和(自身を含む): 410417928

約数和(自身を除く): 202512920

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 245171, 490342, 980684, 1961368, 3922736, 12994063, 25988126, 51976252, 103952504, 207905008]

約数ペア:

[(1, 207905008), (2, 103952504), (4, 51976252), (8, 25988126), (16, 12994063), (53, 3922736), (106, 1961368), (212, 980684), (424, 490342), (848, 245171)]