20271753

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 30289896

約数和(自身を除く): 10018143

約数列:

[1, 3, 9, 41, 123, 137, 369, 401, 411, 1203, 1233, 3609, 5617, 16441, 16851, 49323, 50553, 54937, 147969, 164811, 494433, 2252417, 6757251, 20271753]

約数ペア:

[(1, 20271753), (3, 6757251), (9, 2252417), (41, 494433), (123, 164811), (137, 147969), (369, 54937), (401, 50553), (411, 49323), (1203, 16851), (1233, 16441), (3609, 5617)]