18668454

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444487}}^1$

素因数の和:444499

約数の個数: 16

約数和(自身を含む): 42670848

約数和(自身を除く): 24002394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444487, 888974, 1333461, 2666922, 3111409, 6222818, 9334227, 18668454]

約数ペア:

[(1, 18668454), (2, 9334227), (3, 6222818), (6, 3111409), (7, 2666922), (14, 1333461), (21, 888974), (42, 444487)]