20294205

素因数分解:

$3^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1861}}^1$

素因数の和:2596

約数の個数: 16

約数和(自身を含む): 32532864

約数和(自身を除く): 12238659

約数列:

[1, 3, 5, 15, 727, 1861, 2181, 3635, 5583, 9305, 10905, 27915, 1352947, 4058841, 6764735, 20294205]

約数ペア:

[(1, 20294205), (3, 6764735), (5, 4058841), (15, 1352947), (727, 27915), (1861, 10905), (2181, 9305), (3635, 5583)]