20512456904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1012261}}^1$

素因数の和:1012433

約数の個数: 32

約数和(自身を含む): 40996611000

約数和(自身を除く): 20484154096

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149, 298, 596, 1192, 2533, 5066, 10132, 20264, 1012261, 2024522, 4049044, 8098088, 17208437, 34416874, 68833748, 137667496, 150826889, 301653778, 603307556, 1206615112, 2564057113, 5128114226, 10256228452, 20512456904]

約数ペア:

[(1, 20512456904), (2, 10256228452), (4, 5128114226), (8, 2564057113), (17, 1206615112), (34, 603307556), (68, 301653778), (136, 150826889), (149, 137667496), (298, 68833748), (596, 34416874), (1192, 17208437), (2533, 8098088), (5066, 4049044), (10132, 2024522), (20264, 1012261)]