18962741

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6199}}^1$

素因数の和:6248

約数の個数: 16

約数和(自身を含む): 23808000

約数和(自身を除く): 4845259

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6199, 43393, 117781, 142577, 824467, 998039, 2708963, 18962741]

約数ペア:

[(1, 18962741), (7, 2708963), (19, 998039), (23, 824467), (133, 142577), (161, 117781), (437, 43393), (3059, 6199)]