1916702980

素因数分解:

$2^2\times 5^1\times {\mathrm{95835149}}^1$

素因数の和:95835158

約数の個数: 12

約数和(自身を含む): 4025076300

約数和(自身を除く): 2108373320

約数列:

[1, 2, 4, 5, 10, 20, 95835149, 191670298, 383340596, 479175745, 958351490, 1916702980]

約数ペア:

[(1, 1916702980), (2, 958351490), (4, 479175745), (5, 383340596), (10, 191670298), (20, 95835149)]