20881830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{696061}}^1$

素因数の和:696071

約数の個数: 16

約数和(自身を含む): 50116464

約数和(自身を除く): 29234634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 696061, 1392122, 2088183, 3480305, 4176366, 6960610, 10440915, 20881830]

約数ペア:

[(1, 20881830), (2, 10440915), (3, 6960610), (5, 4176366), (6, 3480305), (10, 2088183), (15, 1392122), (30, 696061)]