20393150

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1933}}^1$

素因数の和:2156

約数の個数: 24

約数和(自身を含む): 38130744

約数和(自身を除く): 17737594

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1055, 1933, 2110, 3866, 5275, 9665, 10550, 19330, 48325, 96650, 407863, 815726, 2039315, 4078630, 10196575, 20393150]

約数ペア:

[(1, 20393150), (2, 10196575), (5, 4078630), (10, 2039315), (25, 815726), (50, 407863), (211, 96650), (422, 48325), (1055, 19330), (1933, 10550), (2110, 9665), (3866, 5275)]