19626660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109037}}^1$

素因数の和:109052

約数の個数: 36

約数和(自身を含む): 59534748

約数和(自身を除く): 39908088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109037, 218074, 327111, 436148, 545185, 654222, 981333, 1090370, 1308444, 1635555, 1962666, 2180740, 3271110, 3925332, 4906665, 6542220, 9813330, 19626660]

約数ペア:

[(1, 19626660), (2, 9813330), (3, 6542220), (4, 4906665), (5, 3925332), (6, 3271110), (9, 2180740), (10, 1962666), (12, 1635555), (15, 1308444), (18, 1090370), (20, 981333), (30, 654222), (36, 545185), (45, 436148), (60, 327111), (90, 218074), (180, 109037)]