15663396872

素因数分解:

$2^3\times {\mathrm{977}}^1\times {\mathrm{2004017}}^1$

素因数の和:2005000

約数の個数: 16

約数和(自身を含む): 29398944060

約数和(自身を除く): 13735547188

約数列:

[1, 2, 4, 8, 977, 1954, 3908, 7816, 2004017, 4008034, 8016068, 16032136, 1957924609, 3915849218, 7831698436, 15663396872]

約数ペア:

[(1, 15663396872), (2, 7831698436), (4, 3915849218), (8, 1957924609), (977, 16032136), (1954, 8016068), (3908, 4008034), (7816, 2004017)]