19652425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3557}}^1$

素因数の和:3597

約数の個数: 24

約数和(自身を含む): 27795096

約数和(自身を除く): 8142671

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3557, 5525, 17785, 46241, 60469, 88925, 231205, 302345, 786097, 1156025, 1511725, 3930485, 19652425]

約数ペア:

[(1, 19652425), (5, 3930485), (13, 1511725), (17, 1156025), (25, 786097), (65, 302345), (85, 231205), (221, 88925), (325, 60469), (425, 46241), (1105, 17785), (3557, 5525)]