20164776772

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1710619}}^1$

素因数の和:1711051

約数の個数: 24

約数和(自身を含む): 40425371840

約数和(自身を除く): 20260595068

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 1710619, 3421238, 6842476, 11974333, 23948666, 47897332, 720170599, 1440341198, 2880682396, 5041194193, 10082388386, 20164776772]

約数ペア:

[(1, 20164776772), (2, 10082388386), (4, 5041194193), (7, 2880682396), (14, 1440341198), (28, 720170599), (421, 47897332), (842, 23948666), (1684, 11974333), (2947, 6842476), (5894, 3421238), (11788, 1710619)]