39129968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{128717}}^1$

素因数の和:128744

約数の個数: 20

約数和(自身を含む): 79805160

約数和(自身を除く): 40675192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 128717, 257434, 514868, 1029736, 2059472, 2445623, 4891246, 9782492, 19564984, 39129968]

約数ペア:

[(1, 39129968), (2, 19564984), (4, 9782492), (8, 4891246), (16, 2445623), (19, 2059472), (38, 1029736), (76, 514868), (152, 257434), (304, 128717)]