18549280

素因数分解:

$2^5\times 5^1\times {\mathrm{115933}}^1$

素因数の和:115948

約数の個数: 24

約数和(自身を含む): 43823052

約数和(自身を除く): 25273772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 115933, 231866, 463732, 579665, 927464, 1159330, 1854928, 2318660, 3709856, 4637320, 9274640, 18549280]

約数ペア:

[(1, 18549280), (2, 9274640), (4, 4637320), (5, 3709856), (8, 2318660), (10, 1854928), (16, 1159330), (20, 927464), (32, 579665), (40, 463732), (80, 231866), (160, 115933)]