18981708

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{22279}}^1$

素因数の和:22357

約数の個数: 24

約数和(自身を含む): 44916480

約数和(自身を除く): 25934772

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 22279, 44558, 66837, 89116, 133674, 267348, 1581809, 3163618, 4745427, 6327236, 9490854, 18981708]

約数ペア:

[(1, 18981708), (2, 9490854), (3, 6327236), (4, 4745427), (6, 3163618), (12, 1581809), (71, 267348), (142, 133674), (213, 89116), (284, 66837), (426, 44558), (852, 22279)]