20172052107

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{38971}}^1$

素因数の和:40008

約数の個数: 32

約数和(自身を含む): 31489376000

約数和(自身を除く): 11317323893

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 1009, 3027, 9081, 19171, 27243, 38971, 57513, 116913, 172539, 350739, 517617, 740449, 1052217, 2221347, 6664041, 19992123, 39321739, 117965217, 353895651, 747113041, 1061686953, 2241339123, 6724017369, 20172052107]

約数ペア:

[(1, 20172052107), (3, 6724017369), (9, 2241339123), (19, 1061686953), (27, 747113041), (57, 353895651), (171, 117965217), (513, 39321739), (1009, 19992123), (3027, 6664041), (9081, 2221347), (19171, 1052217), (27243, 740449), (38971, 517617), (57513, 350739), (116913, 172539)]