18344620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{18719}}^1$

素因数の和:18742

約数の個数: 36

約数和(自身を含む): 44815680

約数和(自身を除く): 26471060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 18719, 37438, 74876, 93595, 131033, 187190, 262066, 374380, 524132, 655165, 917231, 1310330, 1834462, 2620660, 3668924, 4586155, 9172310, 18344620]

約数ペア:

[(1, 18344620), (2, 9172310), (4, 4586155), (5, 3668924), (7, 2620660), (10, 1834462), (14, 1310330), (20, 917231), (28, 655165), (35, 524132), (49, 374380), (70, 262066), (98, 187190), (140, 131033), (196, 93595), (245, 74876), (490, 37438), (980, 18719)]