12880556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13037}}^1$

素因数の和:13073

約数の個数: 24

約数和(自身を含む): 25554480

約数和(自身を除く): 12673924

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 13037, 26074, 52148, 169481, 247703, 338962, 495406, 677924, 990812, 3220139, 6440278, 12880556]

約数ペア:

[(1, 12880556), (2, 6440278), (4, 3220139), (13, 990812), (19, 677924), (26, 495406), (38, 338962), (52, 247703), (76, 169481), (247, 52148), (494, 26074), (988, 13037)]