31917212

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 56834400

約数和(自身を除く): 24917188

約数列:

[1, 2, 4, 101, 199, 202, 397, 398, 404, 794, 796, 1588, 20099, 40097, 40198, 79003, 80194, 80396, 158006, 160388, 316012, 7979303, 15958606, 31917212]

約数ペア:

[(1, 31917212), (2, 15958606), (4, 7979303), (101, 316012), (199, 160388), (202, 158006), (397, 80396), (398, 80194), (404, 79003), (794, 40198), (796, 40097), (1588, 20099)]