20008458

素因数分解:

$2^1\times 3^4\times {\mathrm{113}}^1\times {\mathrm{1093}}^1$

素因数の和:1220

約数の個数: 40

約数和(自身を含む): 45271908

約数和(自身を除く): 25263450

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 339, 678, 1017, 1093, 2034, 2186, 3051, 3279, 6102, 6558, 9153, 9837, 18306, 19674, 29511, 59022, 88533, 123509, 177066, 247018, 370527, 741054, 1111581, 2223162, 3334743, 6669486, 10004229, 20008458]

約数ペア:

[(1, 20008458), (2, 10004229), (3, 6669486), (6, 3334743), (9, 2223162), (18, 1111581), (27, 741054), (54, 370527), (81, 247018), (113, 177066), (162, 123509), (226, 88533), (339, 59022), (678, 29511), (1017, 19674), (1093, 18306), (2034, 9837), (2186, 9153), (3051, 6558), (3279, 6102)]