20491734

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{18869}}^1$

素因数の和:19055

約数の個数: 16

約数和(自身を含む): 41212080

約数和(自身を除く): 20720346

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 18869, 37738, 56607, 113214, 3415289, 6830578, 10245867, 20491734]

約数ペア:

[(1, 20491734), (2, 10245867), (3, 6830578), (6, 3415289), (181, 113214), (362, 56607), (543, 37738), (1086, 18869)]