20650290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3803}}^1$

素因数の和:3994

約数の個数: 32

約数和(自身を含む): 49847616

約数和(自身を除く): 29197326

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2715, 3803, 5430, 7606, 11409, 19015, 22818, 38030, 57045, 114090, 688343, 1376686, 2065029, 3441715, 4130058, 6883430, 10325145, 20650290]

約数ペア:

[(1, 20650290), (2, 10325145), (3, 6883430), (5, 4130058), (6, 3441715), (10, 2065029), (15, 1376686), (30, 688343), (181, 114090), (362, 57045), (543, 38030), (905, 22818), (1086, 19015), (1810, 11409), (2715, 7606), (3803, 5430)]