18181160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26737}}^1$

素因数の和:26765

約数の個数: 32

約数和(自身を含む): 43315560

約数和(自身を除く): 25134400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 26737, 53474, 106948, 133685, 213896, 267370, 454529, 534740, 909058, 1069480, 1818116, 2272645, 3636232, 4545290, 9090580, 18181160]

約数ペア:

[(1, 18181160), (2, 9090580), (4, 4545290), (5, 3636232), (8, 2272645), (10, 1818116), (17, 1069480), (20, 909058), (34, 534740), (40, 454529), (68, 267370), (85, 213896), (136, 133685), (170, 106948), (340, 53474), (680, 26737)]