18363125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{2671}}^1$

素因数の和:2702

約数の個数: 20

約数和(自身を含む): 25041984

約数和(自身を除く): 6678859

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 2671, 6875, 13355, 29381, 66775, 146905, 333875, 734525, 1669375, 3672625, 18363125]

約数ペア:

[(1, 18363125), (5, 3672625), (11, 1669375), (25, 734525), (55, 333875), (125, 146905), (275, 66775), (625, 29381), (1375, 13355), (2671, 6875)]