18821874

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{72953}}^1$

素因数の和:73001

約数の個数: 16

約数和(自身を含む): 38519712

約数和(自身を除く): 19697838

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 72953, 145906, 218859, 437718, 3136979, 6273958, 9410937, 18821874]

約数ペア:

[(1, 18821874), (2, 9410937), (3, 6273958), (6, 3136979), (43, 437718), (86, 218859), (129, 145906), (258, 72953)]