18688431

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:582

約数の個数: 16

約数和(自身を含む): 25346048

約数和(自身を除く): 6657617

約数列:

[1, 3, 127, 181, 271, 381, 543, 813, 22987, 34417, 49051, 68961, 103251, 147153, 6229477, 18688431]

約数ペア:

[(1, 18688431), (3, 6229477), (127, 147153), (181, 103251), (271, 68961), (381, 49051), (543, 34417), (813, 22987)]