20886586

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{337}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 37964160

約数和(自身を除く): 17077574

約数列:

[1, 2, 7, 14, 19, 38, 133, 233, 266, 337, 466, 674, 1631, 2359, 3262, 4427, 4718, 6403, 8854, 12806, 30989, 44821, 61978, 78521, 89642, 157042, 549647, 1099294, 1491899, 2983798, 10443293, 20886586]

約数ペア:

[(1, 20886586), (2, 10443293), (7, 2983798), (14, 1491899), (19, 1099294), (38, 549647), (133, 157042), (233, 89642), (266, 78521), (337, 61978), (466, 44821), (674, 30989), (1631, 12806), (2359, 8854), (3262, 6403), (4427, 4718)]