1688974736

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3405191}}^1$

素因数の和:3405230

約数の個数: 20

約数和(自身を含む): 3377950464

約数和(自身を除く): 1688975728

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3405191, 6810382, 13620764, 27241528, 54483056, 105560921, 211121842, 422243684, 844487368, 1688974736]

約数ペア:

[(1, 1688974736), (2, 844487368), (4, 422243684), (8, 211121842), (16, 105560921), (31, 54483056), (62, 27241528), (124, 13620764), (248, 6810382), (496, 3405191)]