19031675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1943

約数の個数: 24

約数和(自身を含む): 26248320

約数和(自身を除く): 7216645

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1889, 2015, 9445, 10075, 24557, 47225, 58559, 122785, 292795, 613925, 761267, 1463975, 3806335, 19031675]

約数ペア:

[(1, 19031675), (5, 3806335), (13, 1463975), (25, 761267), (31, 613925), (65, 292795), (155, 122785), (325, 58559), (403, 47225), (775, 24557), (1889, 10075), (2015, 9445)]