20016645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121313}}^1$

素因数の和:121332

約数の個数: 16

約数和(自身を含む): 34938432

約数和(自身を除く): 14921787

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 121313, 363939, 606565, 1334443, 1819695, 4003329, 6672215, 20016645]

約数ペア:

[(1, 20016645), (3, 6672215), (5, 4003329), (11, 1819695), (15, 1334443), (33, 606565), (55, 363939), (165, 121313)]