18996965655

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9667667}}^1$

素因数の和:9667806

約数の個数: 16

約数和(自身を含む): 30627172224

約数和(自身を除く): 11630206569

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 9667667, 29003001, 48338335, 145015005, 1266464377, 3799393131, 6332321885, 18996965655]

約数ペア:

[(1, 18996965655), (3, 6332321885), (5, 3799393131), (15, 1266464377), (131, 145015005), (393, 48338335), (655, 29003001), (1965, 9667667)]