20529718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11243}}^1$

素因数の和:11339

約数の個数: 16

約数和(自身を含む): 34001856

約数和(自身を除く): 13472138

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11243, 22486, 123673, 247346, 933169, 1866338, 10264859, 20529718]

約数ペア:

[(1, 20529718), (2, 10264859), (11, 1866338), (22, 933169), (83, 247346), (166, 123673), (913, 22486), (1826, 11243)]