19718036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6427}}^1$

素因数の和:6503

約数の個数: 24

約数和(自身を含む): 37796640

約数和(自身を除く): 18078604

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6427, 12854, 25708, 83551, 167102, 334204, 379193, 758386, 1516772, 4929509, 9859018, 19718036]

約数ペア:

[(1, 19718036), (2, 9859018), (4, 4929509), (13, 1516772), (26, 758386), (52, 379193), (59, 334204), (118, 167102), (236, 83551), (767, 25708), (1534, 12854), (3068, 6427)]