20806484266

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{27917}}^1$

素因数の和:28170

約数の個数: 32

約数和(自身を含む): 32714312400

約数和(自身を除く): 11907828134

約数列:

[1, 2, 41, 61, 82, 122, 149, 298, 2501, 5002, 6109, 9089, 12218, 18178, 27917, 55834, 372649, 745298, 1144597, 1702937, 2289194, 3405874, 4159633, 8319266, 69820417, 139640834, 170544953, 253737613, 341089906, 507475226, 10403242133, 20806484266]

約数ペア:

[(1, 20806484266), (2, 10403242133), (41, 507475226), (61, 341089906), (82, 253737613), (122, 170544953), (149, 139640834), (298, 69820417), (2501, 8319266), (5002, 4159633), (6109, 3405874), (9089, 2289194), (12218, 1702937), (18178, 1144597), (27917, 745298), (55834, 372649)]