20157674

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{1291}}^1$

素因数の和:1541

約数の個数: 16

約数和(自身を含む): 31225056

約数和(自身を除く): 11067382

約数列:

[1, 2, 37, 74, 211, 422, 1291, 2582, 7807, 15614, 47767, 95534, 272401, 544802, 10078837, 20157674]

約数ペア:

[(1, 20157674), (2, 10078837), (37, 544802), (74, 272401), (211, 95534), (422, 47767), (1291, 15614), (2582, 7807)]