20160149865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1885007}}^1$

素因数の和:1885069

約数の個数: 32

約数和(自身を含む): 34744467456

約数和(自身を除く): 14584317591

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 1885007, 5655021, 9425035, 28275105, 43355161, 58435217, 130065483, 175305651, 216775805, 292176085, 650327415, 876528255, 1344009991, 4032029973, 6720049955, 20160149865]

約数ペア:

[(1, 20160149865), (3, 6720049955), (5, 4032029973), (15, 1344009991), (23, 876528255), (31, 650327415), (69, 292176085), (93, 216775805), (115, 175305651), (155, 130065483), (345, 58435217), (465, 43355161), (713, 28275105), (2139, 9425035), (3565, 5655021), (10695, 1885007)]