18982786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4583}}^1$

素因数の和:4713

約数の個数: 16

約数和(自身を含む): 30254400

約数和(自身を除く): 11271614

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 4583, 9166, 87077, 174154, 499547, 999094, 9491393, 18982786]

約数ペア:

[(1, 18982786), (2, 9491393), (19, 999094), (38, 499547), (109, 174154), (218, 87077), (2071, 9166), (4142, 4583)]