18390942

素因数分解:

$2^1\times 3^3\times {\mathrm{340573}}^1$

素因数の和:340584

約数の個数: 16

約数和(自身を含む): 40868880

約数和(自身を除く): 22477938

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 340573, 681146, 1021719, 2043438, 3065157, 6130314, 9195471, 18390942]

約数ペア:

[(1, 18390942), (2, 9195471), (3, 6130314), (6, 3065157), (9, 2043438), (18, 1021719), (27, 681146), (54, 340573)]