12415664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{40841}}^1$

素因数の和:40868

約数の個数: 20

約数和(自身を含む): 25322040

約数和(自身を除く): 12906376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 40841, 81682, 163364, 326728, 653456, 775979, 1551958, 3103916, 6207832, 12415664]

約数ペア:

[(1, 12415664), (2, 6207832), (4, 3103916), (8, 1551958), (16, 775979), (19, 653456), (38, 326728), (76, 163364), (152, 81682), (304, 40841)]