18438398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{44111}}^1$

素因数の和:44143

約数の個数: 16

約数和(自身を含む): 31760640

約数和(自身を除く): 13322242

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 44111, 88222, 485221, 838109, 970442, 1676218, 9219199, 18438398]

約数ペア:

[(1, 18438398), (2, 9219199), (11, 1676218), (19, 970442), (22, 838109), (38, 485221), (209, 88222), (418, 44111)]