19003839740

素因数分解:

$2^2\times 5^1\times {\mathrm{950191987}}^1$

素因数の和:950191996

約数の個数: 12

約数和(自身を含む): 39908063496

約数和(自身を除く): 20904223756

約数列:

[1, 2, 4, 5, 10, 20, 950191987, 1900383974, 3800767948, 4750959935, 9501919870, 19003839740]

約数ペア:

[(1, 19003839740), (2, 9501919870), (4, 4750959935), (5, 3800767948), (10, 1900383974), (20, 950191987)]