20867451842

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{1103}}^1\times {\mathrm{60251}}^1$

素因数の和:61513

約数の個数: 16

約数和(自身を含む): 31529630592

約数和(自身を除く): 10662178750

約数列:

[1, 2, 157, 314, 1103, 2206, 60251, 120502, 173171, 346342, 9459407, 18918814, 66456853, 132913706, 10433725921, 20867451842]

約数ペア:

[(1, 20867451842), (2, 10433725921), (157, 132913706), (314, 66456853), (1103, 18918814), (2206, 9459407), (60251, 346342), (120502, 173171)]