20016856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61027}}^1$

素因数の和:61074

約数の個数: 16

約数和(自身を含む): 38447640

約数和(自身を除く): 18430784

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61027, 122054, 244108, 488216, 2502107, 5004214, 10008428, 20016856]

約数ペア:

[(1, 20016856), (2, 10008428), (4, 5004214), (8, 2502107), (41, 488216), (82, 244108), (164, 122054), (328, 61027)]