18320870

素因数分解:

$2^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1777}}^1$

素因数の和:2815

約数の個数: 16

約数和(自身を含む): 33028128

約数和(自身を除く): 14707258

約数列:

[1, 2, 5, 10, 1031, 1777, 2062, 3554, 5155, 8885, 10310, 17770, 1832087, 3664174, 9160435, 18320870]

約数ペア:

[(1, 18320870), (2, 9160435), (5, 3664174), (10, 1832087), (1031, 17770), (1777, 10310), (2062, 8885), (3554, 5155)]