12901232

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47431}}^1$

素因数の和:47456

約数の個数: 20

約数和(自身を含む): 26467056

約数和(自身を除く): 13565824

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47431, 94862, 189724, 379448, 758896, 806327, 1612654, 3225308, 6450616, 12901232]

約数ペア:

[(1, 12901232), (2, 6450616), (4, 3225308), (8, 1612654), (16, 806327), (17, 758896), (34, 379448), (68, 189724), (136, 94862), (272, 47431)]