18417966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{438523}}^1$

素因数の和:438535

約数の個数: 16

約数和(自身を含む): 42098304

約数和(自身を除く): 23680338

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 438523, 877046, 1315569, 2631138, 3069661, 6139322, 9208983, 18417966]

約数ペア:

[(1, 18417966), (2, 9208983), (3, 6139322), (6, 3069661), (7, 2631138), (14, 1315569), (21, 877046), (42, 438523)]