20011161

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{617}}^1$

素因数の和:1208

約数の個数: 16

約数和(自身を含む): 28180800

約数和(自身を除く): 8169639

約数列:

[1, 3, 19, 57, 569, 617, 1707, 1851, 10811, 11723, 32433, 35169, 351073, 1053219, 6670387, 20011161]

約数ペア:

[(1, 20011161), (3, 6670387), (19, 1053219), (57, 351073), (569, 35169), (617, 32433), (1707, 11723), (1851, 10811)]