39642664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{260807}}^1$

素因数の和:260832

約数の個数: 16

約数和(自身を含む): 78242400

約数和(自身を除く): 38599736

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 260807, 521614, 1043228, 2086456, 4955333, 9910666, 19821332, 39642664]

約数ペア:

[(1, 39642664), (2, 19821332), (4, 9910666), (8, 4955333), (19, 2086456), (38, 1043228), (76, 521614), (152, 260807)]