2019900545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1635547}}^1$

素因数の和:1635584

約数の個数: 16

約数和(自身を含む): 2747720640

約数和(自身を除く): 727820095

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 1635547, 8177735, 21262111, 31075393, 106310555, 155376965, 403980109, 2019900545]

約数ペア:

[(1, 2019900545), (5, 403980109), (13, 155376965), (19, 106310555), (65, 31075393), (95, 21262111), (247, 8177735), (1235, 1635547)]