19802350

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1877}}^1$

素因数の和:2100

約数の個数: 24

約数和(自身を含む): 37026648

約数和(自身を除く): 17224298

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1055, 1877, 2110, 3754, 5275, 9385, 10550, 18770, 46925, 93850, 396047, 792094, 1980235, 3960470, 9901175, 19802350]

約数ペア:

[(1, 19802350), (2, 9901175), (5, 3960470), (10, 1980235), (25, 792094), (50, 396047), (211, 93850), (422, 46925), (1055, 18770), (1877, 10550), (2110, 9385), (3754, 5275)]