20540442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3709}}^1$

素因数の和:3798

約数の個数: 32

約数和(自身を含む): 44876160

約数和(自身を除く): 24335718

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3709, 5538, 7418, 11127, 22254, 48217, 96434, 144651, 263339, 289302, 526678, 790017, 1580034, 3423407, 6846814, 10270221, 20540442]

約数ペア:

[(1, 20540442), (2, 10270221), (3, 6846814), (6, 3423407), (13, 1580034), (26, 790017), (39, 526678), (71, 289302), (78, 263339), (142, 144651), (213, 96434), (426, 48217), (923, 22254), (1846, 11127), (2769, 7418), (3709, 5538)]