20218014677

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{12601}}^1$

素因数の和:12861

約数の個数: 32

約数和(自身を含む): 24897519360

約数和(自身を除く): 4679504683

約数列:

[1, 7, 17, 97, 119, 139, 679, 973, 1649, 2363, 11543, 12601, 13483, 16541, 88207, 94381, 214217, 229211, 1222297, 1499519, 1604477, 1751539, 8556079, 12260773, 20779049, 29776163, 145453343, 169899283, 208433141, 1189294981, 2888287811, 20218014677]

約数ペア:

[(1, 20218014677), (7, 2888287811), (17, 1189294981), (97, 208433141), (119, 169899283), (139, 145453343), (679, 29776163), (973, 20779049), (1649, 12260773), (2363, 8556079), (11543, 1751539), (12601, 1604477), (13483, 1499519), (16541, 1222297), (88207, 229211), (94381, 214217)]