18280383

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 27820800

約数和(自身を除く): 9540417

約数列:

[1, 3, 11, 33, 41, 59, 123, 177, 229, 451, 649, 687, 1353, 1947, 2419, 2519, 7257, 7557, 9389, 13511, 26609, 28167, 40533, 79827, 103279, 148621, 309837, 445863, 553951, 1661853, 6093461, 18280383]

約数ペア:

[(1, 18280383), (3, 6093461), (11, 1661853), (33, 553951), (41, 445863), (59, 309837), (123, 148621), (177, 103279), (229, 79827), (451, 40533), (649, 28167), (687, 26609), (1353, 13511), (1947, 9389), (2419, 7557), (2519, 7257)]