20390904

素因数分解:

$2^3\times 3^2\times {\mathrm{283207}}^1$

素因数の和:283219

約数の個数: 24

約数和(自身を含む): 55225560

約数和(自身を除く): 34834656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283207, 566414, 849621, 1132828, 1699242, 2265656, 2548863, 3398484, 5097726, 6796968, 10195452, 20390904]

約数ペア:

[(1, 20390904), (2, 10195452), (3, 6796968), (4, 5097726), (6, 3398484), (8, 2548863), (9, 2265656), (12, 1699242), (18, 1132828), (24, 849621), (36, 566414), (72, 283207)]