20459582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71537}}^1$

素因数の和:71563

約数の個数: 16

約数和(自身を含む): 36055152

約数和(自身を除く): 15595570

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71537, 143074, 786907, 929981, 1573814, 1859962, 10229791, 20459582]

約数ペア:

[(1, 20459582), (2, 10229791), (11, 1859962), (13, 1573814), (22, 929981), (26, 786907), (143, 143074), (286, 71537)]