20465906

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4999}}^1$

素因数の和:5113

約数の個数: 16

約数和(自身を含む): 32400000

約数和(自身を除く): 11934094

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4999, 9998, 114977, 229954, 444911, 889822, 10232953, 20465906]

約数ペア:

[(1, 20465906), (2, 10232953), (23, 889822), (46, 444911), (89, 229954), (178, 114977), (2047, 9998), (4094, 4999)]