19863438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{472939}}^1$

素因数の和:472951

約数の個数: 16

約数和(自身を含む): 45402240

約数和(自身を除く): 25538802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 472939, 945878, 1418817, 2837634, 3310573, 6621146, 9931719, 19863438]

約数ペア:

[(1, 19863438), (2, 9931719), (3, 6621146), (6, 3310573), (7, 2837634), (14, 1418817), (21, 945878), (42, 472939)]