20165391939

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12470867}}^1$

素因数の和:12470895

約数の個数: 24

約数和(自身を含む): 34120294848

約数和(自身を除く): 13954902909

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12470867, 37412601, 87296069, 137179537, 261888207, 411538611, 611072483, 960256759, 1833217449, 2880770277, 6721797313, 20165391939]

約数ペア:

[(1, 20165391939), (3, 6721797313), (7, 2880770277), (11, 1833217449), (21, 960256759), (33, 611072483), (49, 411538611), (77, 261888207), (147, 137179537), (231, 87296069), (539, 37412601), (1617, 12470867)]