31220382

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 66240000

約数和(自身を除く): 35019618

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 137, 274, 411, 822, 1999, 2603, 3998, 5206, 5997, 7809, 11994, 15618, 37981, 75962, 113943, 227886, 273863, 547726, 821589, 1643178, 5203397, 10406794, 15610191, 31220382]

約数ペア:

[(1, 31220382), (2, 15610191), (3, 10406794), (6, 5203397), (19, 1643178), (38, 821589), (57, 547726), (114, 273863), (137, 227886), (274, 113943), (411, 75962), (822, 37981), (1999, 15618), (2603, 11994), (3998, 7809), (5206, 5997)]