20293078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10993}}^1$

素因数の和:11079

約数の個数: 16

約数和(自身を含む): 33245856

約数和(自身を除く): 12952778

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10993, 21986, 142909, 285818, 780503, 1561006, 10146539, 20293078]

約数ペア:

[(1, 20293078), (2, 10146539), (13, 1561006), (26, 780503), (71, 285818), (142, 142909), (923, 21986), (1846, 10993)]