20164023454

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{919}}^1\times {\mathrm{2477}}^1$

素因数の和:3544

約数の個数: 32

約数和(自身を含む): 31296545280

約数和(自身を除く): 11132521826

約数列:

[1, 2, 43, 86, 103, 206, 919, 1838, 2477, 4429, 4954, 8858, 39517, 79034, 94657, 106511, 189314, 213022, 255131, 510262, 2276363, 4070251, 4552726, 8140502, 10970633, 21941266, 97883609, 195767218, 234465389, 468930778, 10082011727, 20164023454]

約数ペア:

[(1, 20164023454), (2, 10082011727), (43, 468930778), (86, 234465389), (103, 195767218), (206, 97883609), (919, 21941266), (1838, 10970633), (2477, 8140502), (4429, 4552726), (4954, 4070251), (8858, 2276363), (39517, 510262), (79034, 255131), (94657, 213022), (106511, 189314)]