18784956993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1\times {\mathrm{13381}}^1$

素因数の和:15653

約数の個数: 32

約数和(自身を含む): 28776652800

約数和(自身を除く): 9991695807

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 2239, 6717, 13381, 24629, 40143, 42541, 73887, 127623, 147191, 254239, 441573, 467951, 762717, 1403853, 2796629, 8389887, 29960059, 89880177, 329560649, 569241121, 988681947, 1707723363, 6261652331, 18784956993]

約数ペア:

[(1, 18784956993), (3, 6261652331), (11, 1707723363), (19, 988681947), (33, 569241121), (57, 329560649), (209, 89880177), (627, 29960059), (2239, 8389887), (6717, 2796629), (13381, 1403853), (24629, 762717), (40143, 467951), (42541, 441573), (73887, 254239), (127623, 147191)]