20893652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{907}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 39508896

約数和(自身を除く): 18615244

約数列:

[1, 2, 4, 13, 26, 52, 443, 886, 907, 1772, 1814, 3628, 5759, 11518, 11791, 23036, 23582, 47164, 401801, 803602, 1607204, 5223413, 10446826, 20893652]

約数ペア:

[(1, 20893652), (2, 10446826), (4, 5223413), (13, 1607204), (26, 803602), (52, 401801), (443, 47164), (886, 23582), (907, 23036), (1772, 11791), (1814, 11518), (3628, 5759)]