20906126

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{2539}}^1$

素因数の和:2743

約数の個数: 16

約数和(自身を含む): 32918400

約数和(自身を除く): 12012274

約数列:

[1, 2, 23, 46, 179, 358, 2539, 4117, 5078, 8234, 58397, 116794, 454481, 908962, 10453063, 20906126]

約数ペア:

[(1, 20906126), (2, 10453063), (23, 908962), (46, 454481), (179, 116794), (358, 58397), (2539, 8234), (4117, 5078)]