20808733477

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{411557}}^1$

素因数の和:411828

約数の個数: 16

約数和(自身を含む): 24653970432

約数和(自身を除く): 3845236955

約数列:

[1, 7, 31, 217, 233, 1631, 7223, 50561, 411557, 2880899, 12758267, 89307869, 95892781, 671249467, 2972676211, 20808733477]

約数ペア:

[(1, 20808733477), (7, 2972676211), (31, 671249467), (217, 95892781), (233, 89307869), (1631, 12758267), (7223, 2880899), (50561, 411557)]