12943984

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{2879}}^1$

素因数の和:3168

約数の個数: 20

約数和(自身を含む): 25176960

約数和(自身を除く): 12232976

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 2879, 4496, 5758, 11516, 23032, 46064, 808999, 1617998, 3235996, 6471992, 12943984]

約数ペア:

[(1, 12943984), (2, 6471992), (4, 3235996), (8, 1617998), (16, 808999), (281, 46064), (562, 23032), (1124, 11516), (2248, 5758), (2879, 4496)]