12964528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19763}}^1$

素因数の和:19812

約数の個数: 20

約数和(自身を含む): 25732728

約数和(自身を除く): 12768200

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19763, 39526, 79052, 158104, 316208, 810283, 1620566, 3241132, 6482264, 12964528]

約数ペア:

[(1, 12964528), (2, 6482264), (4, 3241132), (8, 1620566), (16, 810283), (41, 316208), (82, 158104), (164, 79052), (328, 39526), (656, 19763)]