19943994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{474857}}^1$

素因数の和:474869

約数の個数: 16

約数和(自身を含む): 45586368

約数和(自身を除く): 25642374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 474857, 949714, 1424571, 2849142, 3323999, 6647998, 9971997, 19943994]

約数ペア:

[(1, 19943994), (2, 9971997), (3, 6647998), (6, 3323999), (7, 2849142), (14, 1424571), (21, 949714), (42, 474857)]