20183843785

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{304961}}^1$

素因数の和:305065

約数の個数: 32

約数和(自身を含む): 29042141184

約数和(自身を除く): 8858297399

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 427, 1085, 1891, 2135, 9455, 13237, 66185, 304961, 1524805, 2134727, 9453791, 10673635, 18602621, 47268955, 66176537, 93013105, 130218347, 330882685, 576681251, 651091735, 2883406255, 4036768757, 20183843785]

約数ペア:

[(1, 20183843785), (5, 4036768757), (7, 2883406255), (31, 651091735), (35, 576681251), (61, 330882685), (155, 130218347), (217, 93013105), (305, 66176537), (427, 47268955), (1085, 18602621), (1891, 10673635), (2135, 9453791), (9455, 2134727), (13237, 1524805), (66185, 304961)]