19702124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3541}}^1$

素因数の和:3665

約数の個数: 24

約数和(自身を含む): 37488528

約数和(自身を除く): 17786404

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3541, 5564, 7082, 14164, 46033, 92066, 184132, 378887, 757774, 1515548, 4925531, 9851062, 19702124]

約数ペア:

[(1, 19702124), (2, 9851062), (4, 4925531), (13, 1515548), (26, 757774), (52, 378887), (107, 184132), (214, 92066), (428, 46033), (1391, 14164), (2782, 7082), (3541, 5564)]