19841350

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4091}}^1$

素因数の和:4200

約数の個数: 24

約数和(自身を含む): 37294488

約数和(自身を除く): 17453138

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4091, 4850, 8182, 20455, 40910, 102275, 204550, 396827, 793654, 1984135, 3968270, 9920675, 19841350]

約数ペア:

[(1, 19841350), (2, 9920675), (5, 3968270), (10, 1984135), (25, 793654), (50, 396827), (97, 204550), (194, 102275), (485, 40910), (970, 20455), (2425, 8182), (4091, 4850)]