20009308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5479}}^1$

素因数の和:5577

約数の個数: 24

約数和(自身を含む): 38666880

約数和(自身を除く): 18657572

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5479, 10958, 21916, 60269, 120538, 241076, 454757, 909514, 1819028, 5002327, 10004654, 20009308]

約数ペア:

[(1, 20009308), (2, 10004654), (4, 5002327), (11, 1819028), (22, 909514), (44, 454757), (83, 241076), (166, 120538), (332, 60269), (913, 21916), (1826, 10958), (3652, 5479)]