20345562

素因数分解:

$2^1\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1747}}^1$

素因数の和:2402

約数の個数: 24

約数和(自身を含む): 44175456

約数和(自身を除く): 23829894

約数列:

[1, 2, 3, 6, 9, 18, 647, 1294, 1747, 1941, 3494, 3882, 5241, 5823, 10482, 11646, 15723, 31446, 1130309, 2260618, 3390927, 6781854, 10172781, 20345562]

約数ペア:

[(1, 20345562), (2, 10172781), (3, 6781854), (6, 3390927), (9, 2260618), (18, 1130309), (647, 31446), (1294, 15723), (1747, 11646), (1941, 10482), (3494, 5823), (3882, 5241)]