43309136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{208217}}^1$

素因数の和:208238

約数の個数: 20

約数和(自身を含む): 90366612

約数和(自身を除く): 47057476

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 208217, 416434, 832868, 1665736, 2706821, 3331472, 5413642, 10827284, 21654568, 43309136]

約数ペア:

[(1, 43309136), (2, 21654568), (4, 10827284), (8, 5413642), (13, 3331472), (16, 2706821), (26, 1665736), (52, 832868), (104, 416434), (208, 208217)]