18640730

素因数分解:

$2^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1777}}^1$

素因数の和:2833

約数の個数: 16

約数和(自身を含む): 33604200

約数和(自身を除く): 14963470

約数列:

[1, 2, 5, 10, 1049, 1777, 2098, 3554, 5245, 8885, 10490, 17770, 1864073, 3728146, 9320365, 18640730]

約数ペア:

[(1, 18640730), (2, 9320365), (5, 3728146), (10, 1864073), (1049, 17770), (1777, 10490), (2098, 8885), (3554, 5245)]