20806582

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 34036992

約数和(自身を除く): 13230410

約数列:

[1, 2, 23, 43, 46, 67, 86, 134, 157, 314, 989, 1541, 1978, 2881, 3082, 3611, 5762, 6751, 7222, 10519, 13502, 21038, 66263, 132526, 155273, 241937, 310546, 452317, 483874, 904634, 10403291, 20806582]

約数ペア:

[(1, 20806582), (2, 10403291), (23, 904634), (43, 483874), (46, 452317), (67, 310546), (86, 241937), (134, 155273), (157, 132526), (314, 66263), (989, 21038), (1541, 13502), (1978, 10519), (2881, 7222), (3082, 6751), (3611, 5762)]