19913221802

素因数分解:

$2^1\times {\mathrm{63361}}^1\times {\mathrm{157141}}^1$

素因数の和:220504

約数の個数: 8

約数和(自身を含む): 29870494212

約数和(自身を除く): 9957272410

約数列:

[1, 2, 63361, 126722, 157141, 314282, 9956610901, 19913221802]

約数ペア:

[(1, 19913221802), (2, 9956610901), (63361, 314282), (126722, 157141)]