20051726

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3361}}^1$

素因数の和:3539

約数の個数: 16

約数和(自身を含む): 31871760

約数和(自身を除く): 11820034

約数列:

[1, 2, 19, 38, 157, 314, 2983, 3361, 5966, 6722, 63859, 127718, 527677, 1055354, 10025863, 20051726]

約数ペア:

[(1, 20051726), (2, 10025863), (19, 1055354), (38, 527677), (157, 127718), (314, 63859), (2983, 6722), (3361, 5966)]