20185408

素因数分解:

$2^6\times {\mathrm{197}}^1\times {\mathrm{1601}}^1$

素因数の和:1810

約数の個数: 28

約数和(自身を含む): 40283892

約数和(自身を除く): 20098484

約数列:

[1, 2, 4, 8, 16, 32, 64, 197, 394, 788, 1576, 1601, 3152, 3202, 6304, 6404, 12608, 12808, 25616, 51232, 102464, 315397, 630794, 1261588, 2523176, 5046352, 10092704, 20185408]

約数ペア:

[(1, 20185408), (2, 10092704), (4, 5046352), (8, 2523176), (16, 1261588), (32, 630794), (64, 315397), (197, 102464), (394, 51232), (788, 25616), (1576, 12808), (1601, 12608), (3152, 6404), (3202, 6304)]