20467654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9467}}^1$

素因数の和:9539

約数の個数: 16

約数和(自身を含む): 32721408

約数和(自身を除く): 12253754

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 9467, 18934, 217741, 435482, 444949, 889898, 10233827, 20467654]

約数ペア:

[(1, 20467654), (2, 10233827), (23, 889898), (46, 444949), (47, 435482), (94, 217741), (1081, 18934), (2162, 9467)]