20178698872

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{881}}^1\times {\mathrm{36241}}^1$

素因数の和:37207

約数の個数: 32

約数和(自身を含む): 38358532800

約数和(自身を除く): 18179833928

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 881, 1762, 3524, 7048, 36241, 69599, 72482, 139198, 144964, 278396, 289928, 556792, 2863039, 5726078, 11452156, 22904312, 31928321, 63856642, 127713284, 255426568, 2522337359, 5044674718, 10089349436, 20178698872]

約数ペア:

[(1, 20178698872), (2, 10089349436), (4, 5044674718), (8, 2522337359), (79, 255426568), (158, 127713284), (316, 63856642), (632, 31928321), (881, 22904312), (1762, 11452156), (3524, 5726078), (7048, 2863039), (36241, 556792), (69599, 289928), (72482, 278396), (139198, 144964)]