81473968

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{8389}}^1$

素因数の和:9004

約数の個数: 20

約数和(自身を含む): 158134720

約数和(自身を除く): 76660752

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 8389, 9712, 16778, 33556, 67112, 134224, 5092123, 10184246, 20368492, 40736984, 81473968]

約数ペア:

[(1, 81473968), (2, 40736984), (4, 20368492), (8, 10184246), (16, 5092123), (607, 134224), (1214, 67112), (2428, 33556), (4856, 16778), (8389, 9712)]