18346172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 37632000

約数和(自身を除く): 19285828

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 599, 806, 988, 1178, 1198, 1612, 2356, 2396, 7657, 7787, 11381, 15314, 15574, 18569, 22762, 30628, 31148, 37138, 45524, 74276, 147953, 241397, 295906, 352811, 482794, 591812, 705622, 965588, 1411244, 4586543, 9173086, 18346172]

約数ペア:

[(1, 18346172), (2, 9173086), (4, 4586543), (13, 1411244), (19, 965588), (26, 705622), (31, 591812), (38, 482794), (52, 352811), (62, 295906), (76, 241397), (124, 147953), (247, 74276), (403, 45524), (494, 37138), (589, 31148), (599, 30628), (806, 22762), (988, 18569), (1178, 15574), (1198, 15314), (1612, 11381), (2356, 7787), (2396, 7657)]