19871070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{662369}}^1$

素因数の和:662379

約数の個数: 16

約数和(自身を含む): 47690640

約数和(自身を除く): 27819570

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 662369, 1324738, 1987107, 3311845, 3974214, 6623690, 9935535, 19871070]

約数ペア:

[(1, 19871070), (2, 9935535), (3, 6623690), (5, 3974214), (6, 3311845), (10, 1987107), (15, 1324738), (30, 662369)]