2016393220

素因数分解:

$2^2\times 5^1\times {\mathrm{100819661}}^1$

素因数の和:100819670

約数の個数: 12

約数和(自身を含む): 4234425804

約数和(自身を除く): 2218032584

約数列:

[1, 2, 4, 5, 10, 20, 100819661, 201639322, 403278644, 504098305, 1008196610, 2016393220]

約数ペア:

[(1, 2016393220), (2, 1008196610), (4, 504098305), (5, 403278644), (10, 201639322), (20, 100819661)]