31379912

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{857}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 61776000

約数和(自身を除く): 30396088

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 199, 398, 796, 857, 1592, 1714, 3428, 4577, 6856, 9154, 18308, 19711, 36616, 39422, 78844, 157688, 170543, 341086, 682172, 1364344, 3922489, 7844978, 15689956, 31379912]

約数ペア:

[(1, 31379912), (2, 15689956), (4, 7844978), (8, 3922489), (23, 1364344), (46, 682172), (92, 341086), (184, 170543), (199, 157688), (398, 78844), (796, 39422), (857, 36616), (1592, 19711), (1714, 18308), (3428, 9154), (4577, 6856)]