18924554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2053}}^1$

素因数の和:2485

約数の個数: 16

約数和(自身を含む): 31056480

約数和(自身を除く): 12131926

約数列:

[1, 2, 11, 22, 419, 838, 2053, 4106, 4609, 9218, 22583, 45166, 860207, 1720414, 9462277, 18924554]

約数ペア:

[(1, 18924554), (2, 9462277), (11, 1720414), (22, 860207), (419, 45166), (838, 22583), (2053, 9218), (4106, 4609)]