15997856

素因数分解:

$2^5\times 7^1\times {\mathrm{71419}}^1$

素因数の和:71436

約数の個数: 24

約数和(自身を含む): 35995680

約数和(自身を除く): 19997824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 71419, 142838, 285676, 499933, 571352, 999866, 1142704, 1999732, 2285408, 3999464, 7998928, 15997856]

約数ペア:

[(1, 15997856), (2, 7998928), (4, 3999464), (7, 2285408), (8, 1999732), (14, 1142704), (16, 999866), (28, 571352), (32, 499933), (56, 285676), (112, 142838), (224, 71419)]