19290580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56737}}^1$

素因数の和:56763

約数の個数: 24

約数和(自身を含む): 42893928

約数和(自身を除く): 23603348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56737, 113474, 226948, 283685, 567370, 964529, 1134740, 1929058, 3858116, 4822645, 9645290, 19290580]

約数ペア:

[(1, 19290580), (2, 9645290), (4, 4822645), (5, 3858116), (10, 1929058), (17, 1134740), (20, 964529), (34, 567370), (68, 283685), (85, 226948), (170, 113474), (340, 56737)]