18654313390

素因数分解:

$2^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7740379}}^1$

素因数の和:7740627

約数の個数: 16

約数和(自身を含む): 33717095280

約数和(自身を除く): 15062781890

約数列:

[1, 2, 5, 10, 241, 482, 1205, 2410, 7740379, 15480758, 38701895, 77403790, 1865431339, 3730862678, 9327156695, 18654313390]

約数ペア:

[(1, 18654313390), (2, 9327156695), (5, 3730862678), (10, 1865431339), (241, 77403790), (482, 38701895), (1205, 15480758), (2410, 7740379)]