13219450

素因数分解:

$2^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{631}}^1$

素因数の和:1062

約数の個数: 24

約数和(自身を含む): 24685920

約数和(自身を除く): 11466470

約数列:

[1, 2, 5, 10, 25, 50, 419, 631, 838, 1262, 2095, 3155, 4190, 6310, 10475, 15775, 20950, 31550, 264389, 528778, 1321945, 2643890, 6609725, 13219450]

約数ペア:

[(1, 13219450), (2, 6609725), (5, 2643890), (10, 1321945), (25, 528778), (50, 264389), (419, 31550), (631, 20950), (838, 15775), (1262, 10475), (2095, 6310), (3155, 4190)]