19867677

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{661}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 27263808

約数和(自身を除く): 7396131

約数列:

[1, 3, 43, 129, 233, 661, 699, 1983, 10019, 28423, 30057, 85269, 154013, 462039, 6622559, 19867677]

約数ペア:

[(1, 19867677), (3, 6622559), (43, 462039), (129, 154013), (233, 85269), (661, 30057), (699, 28423), (1983, 10019)]