20167071555

素因数分解:

$3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1661893}}^1$

素因数の和:1662710

約数の個数: 16

約数和(自身を含む): 32307219360

約数和(自身を除く): 12140147805

約数列:

[1, 3, 5, 15, 809, 2427, 4045, 12135, 1661893, 4985679, 8309465, 24928395, 1344471437, 4033414311, 6722357185, 20167071555]

約数ペア:

[(1, 20167071555), (3, 6722357185), (5, 4033414311), (15, 1344471437), (809, 24928395), (2427, 8309465), (4045, 4985679), (12135, 1661893)]