18190975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2281}}^1$

素因数の和:2331

約数の個数: 24

約数和(自身を含む): 25467120

約数和(自身を除く): 7276145

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 2281, 7975, 11405, 25091, 57025, 66149, 125455, 330745, 627275, 727639, 1653725, 3638195, 18190975]

約数ペア:

[(1, 18190975), (5, 3638195), (11, 1653725), (25, 727639), (29, 627275), (55, 330745), (145, 125455), (275, 66149), (319, 57025), (725, 25091), (1595, 11405), (2281, 7975)]