18669966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444523}}^1$

素因数の和:444535

約数の個数: 16

約数和(自身を含む): 42674304

約数和(自身を除く): 24004338

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444523, 889046, 1333569, 2667138, 3111661, 6223322, 9334983, 18669966]

約数ペア:

[(1, 18669966), (2, 9334983), (3, 6223322), (6, 3111661), (7, 2667138), (14, 1333569), (21, 889046), (42, 444523)]