20187375921

素因数分解:

$3^2\times {\mathrm{2719}}^1\times {\mathrm{824951}}^1$

素因数の和:827676

約数の個数: 12

約数和(自身を含む): 29170302720

約数和(自身を除く): 8982926799

約数列:

[1, 3, 9, 2719, 8157, 24471, 824951, 2474853, 7424559, 2243041769, 6729125307, 20187375921]

約数ペア:

[(1, 20187375921), (3, 6729125307), (9, 2243041769), (2719, 7424559), (8157, 2474853), (24471, 824951)]