18900382

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 28828800

約数和(自身を除く): 9928418

約数列:

[1, 2, 109, 181, 218, 362, 479, 958, 19729, 39458, 52211, 86699, 104422, 173398, 9450191, 18900382]

約数ペア:

[(1, 18900382), (2, 9450191), (109, 173398), (181, 104422), (218, 86699), (362, 52211), (479, 39458), (958, 19729)]