18868843

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{141871}}^1$

素因数の和:141897

約数の個数: 8

約数和(自身を含む): 22699520

約数和(自身を除く): 3830677

約数列:

[1, 7, 19, 133, 141871, 993097, 2695549, 18868843]

約数ペア:

[(1, 18868843), (7, 2695549), (19, 993097), (133, 141871)]