18838449553

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1303}}^1\times {\mathrm{187763}}^1$

素因数の和:189084

約数の個数: 16

約数和(自身を含む): 23505048576

約数和(自身を除く): 4666599023

約数列:

[1, 7, 11, 77, 1303, 9121, 14333, 100331, 187763, 1314341, 2065393, 14457751, 244655189, 1712586323, 2691207079, 18838449553]

約数ペア:

[(1, 18838449553), (7, 2691207079), (11, 1712586323), (77, 244655189), (1303, 14457751), (9121, 2065393), (14333, 1314341), (100331, 187763)]