20458546

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:426

約数の個数: 24

約数和(自身を含む): 32708844

約数和(自身を除く): 12250298

約数列:

[1, 2, 23, 46, 61, 122, 317, 529, 634, 1058, 1403, 2806, 7291, 14582, 19337, 32269, 38674, 64538, 167693, 335386, 444751, 889502, 10229273, 20458546]

約数ペア:

[(1, 20458546), (2, 10229273), (23, 889502), (46, 444751), (61, 335386), (122, 167693), (317, 64538), (529, 38674), (634, 32269), (1058, 19337), (1403, 14582), (2806, 7291)]