12390616

素因数分解:

$2^3\times 7^1\times {\mathrm{221261}}^1$

素因数の和:221274

約数の個数: 16

約数和(自身を含む): 26551440

約数和(自身を除く): 14160824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 221261, 442522, 885044, 1548827, 1770088, 3097654, 6195308, 12390616]

約数ペア:

[(1, 12390616), (2, 6195308), (4, 3097654), (7, 1770088), (8, 1548827), (14, 885044), (28, 442522), (56, 221261)]