18465740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54311}}^1$

素因数の和:54337

約数の個数: 24

約数和(自身を含む): 41059872

約数和(自身を除く): 22594132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 54311, 108622, 217244, 271555, 543110, 923287, 1086220, 1846574, 3693148, 4616435, 9232870, 18465740]

約数ペア:

[(1, 18465740), (2, 9232870), (4, 4616435), (5, 3693148), (10, 1846574), (17, 1086220), (20, 923287), (34, 543110), (68, 271555), (85, 217244), (170, 108622), (340, 54311)]