20155562

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4783}}^1$

素因数の和:4842

約数の個数: 24

約数和(自身を含む): 35994816

約数和(自身を除く): 15839254

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4783, 9566, 33481, 66962, 205669, 234367, 411338, 468734, 1439683, 2879366, 10077781, 20155562]

約数ペア:

[(1, 20155562), (2, 10077781), (7, 2879366), (14, 1439683), (43, 468734), (49, 411338), (86, 234367), (98, 205669), (301, 66962), (602, 33481), (2107, 9566), (4214, 4783)]