20831418

素因数分解:

$2^1\times 3^5\times {\mathrm{42863}}^1$

素因数の和:42880

約数の個数: 24

約数和(自身を含む): 46807488

約数和(自身を除く): 25976070

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 42863, 85726, 128589, 257178, 385767, 771534, 1157301, 2314602, 3471903, 6943806, 10415709, 20831418]

約数ペア:

[(1, 20831418), (2, 10415709), (3, 6943806), (6, 3471903), (9, 2314602), (18, 1157301), (27, 771534), (54, 385767), (81, 257178), (162, 128589), (243, 85726), (486, 42863)]