12739948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{727}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 24114272

約数和(自身を除く): 11374324

約数列:

[1, 2, 4, 13, 26, 52, 337, 674, 727, 1348, 1454, 2908, 4381, 8762, 9451, 17524, 18902, 37804, 244999, 489998, 979996, 3184987, 6369974, 12739948]

約数ペア:

[(1, 12739948), (2, 6369974), (4, 3184987), (13, 979996), (26, 489998), (52, 244999), (337, 37804), (674, 18902), (727, 17524), (1348, 9451), (1454, 8762), (2908, 4381)]