18496925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 24522240

約数和(自身を除く): 6025315

約数列:

[1, 5, 25, 29, 31, 145, 155, 725, 775, 823, 899, 4115, 4495, 20575, 22475, 23867, 25513, 119335, 127565, 596675, 637825, 739877, 3699385, 18496925]

約数ペア:

[(1, 18496925), (5, 3699385), (25, 739877), (29, 637825), (31, 596675), (145, 127565), (155, 119335), (725, 25513), (775, 23867), (823, 22475), (899, 20575), (4115, 4495)]