20346880072

素因数分解:

$2^3\times {\mathrm{4657}}^1\times {\mathrm{546137}}^1$

素因数の和:550800

約数の個数: 16

約数和(自身を含む): 38158662060

約数和(自身を除く): 17811781988

約数列:

[1, 2, 4, 8, 4657, 9314, 18628, 37256, 546137, 1092274, 2184548, 4369096, 2543360009, 5086720018, 10173440036, 20346880072]

約数ペア:

[(1, 20346880072), (2, 10173440036), (4, 5086720018), (8, 2543360009), (4657, 4369096), (9314, 2184548), (18628, 1092274), (37256, 546137)]