39642968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{260809}}^1$

素因数の和:260834

約数の個数: 16

約数和(自身を含む): 78243000

約数和(自身を除く): 38600032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 260809, 521618, 1043236, 2086472, 4955371, 9910742, 19821484, 39642968]

約数ペア:

[(1, 39642968), (2, 19821484), (4, 9910742), (8, 4955371), (19, 2086472), (38, 1043236), (76, 521618), (152, 260809)]