20165593617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{176413}}^1$

素因数の和:177409

約数の個数: 24

約数和(自身を含む): 31400986344

約数和(自身を除く): 11235392727

約数列:

[1, 3, 9, 13, 39, 117, 977, 2931, 8793, 12701, 38103, 114309, 176413, 529239, 1587717, 2293369, 6880107, 20640321, 172355501, 517066503, 1551199509, 2240621513, 6721864539, 20165593617]

約数ペア:

[(1, 20165593617), (3, 6721864539), (9, 2240621513), (13, 1551199509), (39, 517066503), (117, 172355501), (977, 20640321), (2931, 6880107), (8793, 2293369), (12701, 1587717), (38103, 529239), (114309, 176413)]