18896225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 24909120

約数和(自身を除く): 6012895

約数列:

[1, 5, 23, 25, 59, 115, 295, 557, 575, 1357, 1475, 2785, 6785, 12811, 13925, 32863, 33925, 64055, 164315, 320275, 755849, 821575, 3779245, 18896225]

約数ペア:

[(1, 18896225), (5, 3779245), (23, 821575), (25, 755849), (59, 320275), (115, 164315), (295, 64055), (557, 33925), (575, 32863), (1357, 13925), (1475, 12811), (2785, 6785)]