20508729438

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20970071}}^1$

素因数の和:20970239

約数の個数: 16

約数和(自身を含む): 41269101696

約数和(自身を除く): 20760372258

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20970071, 41940142, 62910213, 125820426, 3418121573, 6836243146, 10254364719, 20508729438]

約数ペア:

[(1, 20508729438), (2, 10254364719), (3, 6836243146), (6, 3418121573), (163, 125820426), (326, 62910213), (489, 41940142), (978, 20970071)]