19942170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664739}}^1$

素因数の和:664749

約数の個数: 16

約数和(自身を含む): 47861280

約数和(自身を除く): 27919110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664739, 1329478, 1994217, 3323695, 3988434, 6647390, 9971085, 19942170]

約数ペア:

[(1, 19942170), (2, 9971085), (3, 6647390), (5, 3988434), (6, 3323695), (10, 1994217), (15, 1329478), (30, 664739)]