31981808

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 64281600

約数和(自身を除く): 32299792

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 142, 188, 284, 376, 568, 599, 752, 1136, 1198, 2396, 3337, 4792, 6674, 9584, 13348, 26696, 28153, 42529, 53392, 56306, 85058, 112612, 170116, 225224, 340232, 450448, 680464, 1998863, 3997726, 7995452, 15990904, 31981808]

約数ペア:

[(1, 31981808), (2, 15990904), (4, 7995452), (8, 3997726), (16, 1998863), (47, 680464), (71, 450448), (94, 340232), (142, 225224), (188, 170116), (284, 112612), (376, 85058), (568, 56306), (599, 53392), (752, 42529), (1136, 28153), (1198, 26696), (2396, 13348), (3337, 9584), (4792, 6674)]