25880218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2683}}^1$

素因数の和:2758

約数の個数: 32

約数和(自身を含む): 48698496

約数和(自身を除く): 22818278

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 2683, 4823, 5366, 9646, 18781, 34879, 37562, 69758, 142199, 244153, 284398, 488306, 995393, 1848587, 1990786, 3697174, 12940109, 25880218]

約数ペア:

[(1, 25880218), (2, 12940109), (7, 3697174), (13, 1990786), (14, 1848587), (26, 995393), (53, 488306), (91, 284398), (106, 244153), (182, 142199), (371, 69758), (689, 37562), (742, 34879), (1378, 18781), (2683, 9646), (4823, 5366)]