12989648

素因数分解:

$2^4\times 7^1\times {\mathrm{115979}}^1$

素因数の和:115994

約数の個数: 20

約数和(自身を含む): 28763040

約数和(自身を除く): 15773392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115979, 231958, 463916, 811853, 927832, 1623706, 1855664, 3247412, 6494824, 12989648]

約数ペア:

[(1, 12989648), (2, 6494824), (4, 3247412), (7, 1855664), (8, 1623706), (14, 927832), (16, 811853), (28, 463916), (56, 231958), (112, 115979)]