18423925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{683}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 24935904

約数和(自身を除く): 6511979

約数列:

[1, 5, 13, 25, 65, 83, 325, 415, 683, 1079, 2075, 3415, 5395, 8879, 17075, 26975, 44395, 56689, 221975, 283445, 736957, 1417225, 3684785, 18423925]

約数ペア:

[(1, 18423925), (5, 3684785), (13, 1417225), (25, 736957), (65, 283445), (83, 221975), (325, 56689), (415, 44395), (683, 26975), (1079, 17075), (2075, 8879), (3415, 5395)]