20318595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123143}}^1$

素因数の和:123162

約数の個数: 16

約数和(自身を含む): 35465472

約数和(自身を除く): 15146877

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 123143, 369429, 615715, 1354573, 1847145, 4063719, 6772865, 20318595]

約数ペア:

[(1, 20318595), (3, 6772865), (5, 4063719), (11, 1847145), (15, 1354573), (33, 615715), (55, 369429), (165, 123143)]