18749225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2401

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 7499095

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 2351, 7975, 11755, 25861, 58775, 68179, 129305, 340895, 646525, 749969, 1704475, 3749845, 18749225]

約数ペア:

[(1, 18749225), (5, 3749845), (11, 1704475), (25, 749969), (29, 646525), (55, 340895), (145, 129305), (275, 68179), (319, 58775), (725, 25861), (1595, 11755), (2351, 7975)]