18308660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53849}}^1$

素因数の和:53875

約数の個数: 24

約数和(自身を含む): 40710600

約数和(自身を除く): 22401940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53849, 107698, 215396, 269245, 538490, 915433, 1076980, 1830866, 3661732, 4577165, 9154330, 18308660]

約数ペア:

[(1, 18308660), (2, 9154330), (4, 4577165), (5, 3661732), (10, 1830866), (17, 1076980), (20, 915433), (34, 538490), (68, 269245), (85, 215396), (170, 107698), (340, 53849)]