18226419

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8521}}^1$

素因数の和:8578

約数の個数: 16

約数和(自身を含む): 26179584

約数和(自身を除く): 7953165

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 8521, 25563, 195983, 264151, 587949, 792453, 6075473, 18226419]

約数ペア:

[(1, 18226419), (3, 6075473), (23, 792453), (31, 587949), (69, 264151), (93, 195983), (713, 25563), (2139, 8521)]