20492404

素因数分解:

$2^2\times {\mathrm{1151}}^1\times {\mathrm{4451}}^1$

素因数の和:5606

約数の個数: 12

約数和(自身を含む): 35900928

約数和(自身を除く): 15408524

約数列:

[1, 2, 4, 1151, 2302, 4451, 4604, 8902, 17804, 5123101, 10246202, 20492404]

約数ペア:

[(1, 20492404), (2, 10246202), (4, 5123101), (1151, 17804), (2302, 8902), (4451, 4604)]