20345078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16649}}^1$

素因数の和:16711

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 13221322

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16649, 33298, 216437, 432874, 782503, 1565006, 10172539, 20345078]

約数ペア:

[(1, 20345078), (2, 10172539), (13, 1565006), (26, 782503), (47, 432874), (94, 216437), (611, 33298), (1222, 16649)]