40676816

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{16193}}^1$

素因数の和:16358

約数の個数: 20

約数和(自身を含む): 79318212

約数和(自身を除く): 38641396

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 16193, 32386, 64772, 129544, 259088, 2542301, 5084602, 10169204, 20338408, 40676816]

約数ペア:

[(1, 40676816), (2, 20338408), (4, 10169204), (8, 5084602), (16, 2542301), (157, 259088), (314, 129544), (628, 64772), (1256, 32386), (2512, 16193)]