18090550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21283}}^1$

素因数の和:21312

約数の個数: 24

約数和(自身を含む): 35629416

約数和(自身を除く): 17538866

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 21283, 42566, 106415, 212830, 361811, 532075, 723622, 1064150, 1809055, 3618110, 9045275, 18090550]

約数ペア:

[(1, 18090550), (2, 9045275), (5, 3618110), (10, 1809055), (17, 1064150), (25, 723622), (34, 532075), (50, 361811), (85, 212830), (170, 106415), (425, 42566), (850, 21283)]