22123730

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20297}}^1$

素因数の和:20413

約数の個数: 16

約数和(自身を含む): 40190040

約数和(自身を除く): 18066310

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 20297, 40594, 101485, 202970, 2212373, 4424746, 11061865, 22123730]

約数ペア:

[(1, 22123730), (2, 11061865), (5, 4424746), (10, 2212373), (109, 202970), (218, 101485), (545, 40594), (1090, 20297)]