18820333

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1117}}^1$

素因数の和:1236

約数の個数: 16

約数和(自身を含む): 22538880

約数和(自身を除く): 3718547

約数列:

[1, 7, 29, 83, 203, 581, 1117, 2407, 7819, 16849, 32393, 92711, 226751, 648977, 2688619, 18820333]

約数ペア:

[(1, 18820333), (7, 2688619), (29, 648977), (83, 226751), (203, 92711), (581, 32393), (1117, 16849), (2407, 7819)]