20145679966

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1\times {\mathrm{2963}}^1$

素因数の和:3936

約数の個数: 32

約数和(自身を含む): 32159731968

約数和(自身を除く): 12014052002

約数列:

[1, 2, 17, 34, 311, 622, 643, 1286, 2963, 5287, 5926, 10574, 10931, 21862, 50371, 100742, 199973, 399946, 921493, 1842986, 1905209, 3399541, 3810418, 6799082, 15665381, 31330762, 32388553, 64777106, 592519999, 1185039998, 10072839983, 20145679966]

約数ペア:

[(1, 20145679966), (2, 10072839983), (17, 1185039998), (34, 592519999), (311, 64777106), (622, 32388553), (643, 31330762), (1286, 15665381), (2963, 6799082), (5287, 3810418), (5926, 3399541), (10574, 1905209), (10931, 1842986), (21862, 921493), (50371, 399946), (100742, 199973)]