18492719

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8179}}^1$

素因数の和:8222

約数の個数: 16

約数和(自身を含む): 23558400

約数和(自身を除く): 5065681

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8179, 57253, 139043, 155401, 973301, 1087807, 2641817, 18492719]

約数ペア:

[(1, 18492719), (7, 2641817), (17, 1087807), (19, 973301), (119, 155401), (133, 139043), (323, 57253), (2261, 8179)]