20385684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{51479}}^1$

素因数の和:51500

約数の個数: 36

約数和(自身を含む): 56216160

約数和(自身を除く): 35830476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 51479, 102958, 154437, 205916, 308874, 463311, 566269, 617748, 926622, 1132538, 1698807, 1853244, 2265076, 3397614, 5096421, 6795228, 10192842, 20385684]

約数ペア:

[(1, 20385684), (2, 10192842), (3, 6795228), (4, 5096421), (6, 3397614), (9, 2265076), (11, 1853244), (12, 1698807), (18, 1132538), (22, 926622), (33, 617748), (36, 566269), (44, 463311), (66, 308874), (99, 205916), (132, 154437), (198, 102958), (396, 51479)]