18454180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54277}}^1$

素因数の和:54303

約数の個数: 24

約数和(自身を含む): 41034168

約数和(自身を除く): 22579988

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 54277, 108554, 217108, 271385, 542770, 922709, 1085540, 1845418, 3690836, 4613545, 9227090, 18454180]

約数ペア:

[(1, 18454180), (2, 9227090), (4, 4613545), (5, 3690836), (10, 1845418), (17, 1085540), (20, 922709), (34, 542770), (68, 271385), (85, 217108), (170, 108554), (340, 54277)]