20790892

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2381}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 38016720

約数和(自身を除く): 17225828

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2183, 2381, 4366, 4762, 8732, 9524, 88097, 140479, 176194, 280958, 352388, 561916, 5197723, 10395446, 20790892]

約数ペア:

[(1, 20790892), (2, 10395446), (4, 5197723), (37, 561916), (59, 352388), (74, 280958), (118, 176194), (148, 140479), (236, 88097), (2183, 9524), (2381, 8732), (4366, 4762)]