20904510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63347}}^1$

素因数の和:63368

約数の個数: 32

約数和(自身を含む): 54732672

約数和(自身を除く): 33828162

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 63347, 126694, 190041, 316735, 380082, 633470, 696817, 950205, 1393634, 1900410, 2090451, 3484085, 4180902, 6968170, 10452255, 20904510]

約数ペア:

[(1, 20904510), (2, 10452255), (3, 6968170), (5, 4180902), (6, 3484085), (10, 2090451), (11, 1900410), (15, 1393634), (22, 950205), (30, 696817), (33, 633470), (55, 380082), (66, 316735), (110, 190041), (165, 126694), (330, 63347)]