20490312

素因数分解:

$2^3\times 3^1\times {\mathrm{853763}}^1$

素因数の和:853772

約数の個数: 16

約数和(自身を含む): 51225840

約数和(自身を除く): 30735528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 853763, 1707526, 2561289, 3415052, 5122578, 6830104, 10245156, 20490312]

約数ペア:

[(1, 20490312), (2, 10245156), (3, 6830104), (4, 5122578), (6, 3415052), (8, 2561289), (12, 1707526), (24, 853763)]