18277942791

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1\times {\mathrm{7109}}^1$

素因数の和:8223

約数の個数: 32

約数和(自身を含む): 26278560000

約数和(自身を除く): 8000617209

約数列:

[1, 3, 19, 43, 57, 129, 817, 1049, 2451, 3147, 7109, 19931, 21327, 45107, 59793, 135071, 135321, 305687, 405213, 857033, 917061, 2571099, 5808053, 7457341, 17424159, 22372023, 141689479, 320665663, 425068437, 961996989, 6092647597, 18277942791]

約数ペア:

[(1, 18277942791), (3, 6092647597), (19, 961996989), (43, 425068437), (57, 320665663), (129, 141689479), (817, 22372023), (1049, 17424159), (2451, 7457341), (3147, 5808053), (7109, 2571099), (19931, 917061), (21327, 857033), (45107, 405213), (59793, 305687), (135071, 135321)]