20742326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1657}}^1$

素因数の和:2239

約数の個数: 16

約数和(自身を含む): 34022160

約数和(自身を除く): 13279834

約数列:

[1, 2, 11, 22, 569, 1138, 1657, 3314, 6259, 12518, 18227, 36454, 942833, 1885666, 10371163, 20742326]

約数ペア:

[(1, 20742326), (2, 10371163), (11, 1885666), (22, 942833), (569, 36454), (1138, 18227), (1657, 12518), (3314, 6259)]