18217366540

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{899179}}^1$

素因数の和:900201

約数の個数: 24

約数和(自身を含む): 38294277840

約数和(自身を除く): 20076911300

約数列:

[1, 2, 4, 5, 10, 20, 1013, 2026, 4052, 5065, 10130, 20260, 899179, 1798358, 3596716, 4495895, 8991790, 17983580, 910868327, 1821736654, 3643473308, 4554341635, 9108683270, 18217366540]

約数ペア:

[(1, 18217366540), (2, 9108683270), (4, 4554341635), (5, 3643473308), (10, 1821736654), (20, 910868327), (1013, 17983580), (2026, 8991790), (4052, 4495895), (5065, 3596716), (10130, 1798358), (20260, 899179)]