20915646

素因数分解:

$2^1\times 3^1\times {\mathrm{191}}^1\times {\mathrm{18251}}^1$

素因数の和:18447

約数の個数: 16

約数和(自身を含む): 42052608

約数和(自身を除く): 21136962

約数列:

[1, 2, 3, 6, 191, 382, 573, 1146, 18251, 36502, 54753, 109506, 3485941, 6971882, 10457823, 20915646]

約数ペア:

[(1, 20915646), (2, 10457823), (3, 6971882), (6, 3485941), (191, 109506), (382, 54753), (573, 36502), (1146, 18251)]