19963312

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{2281}}^1$

素因数の和:2836

約数の個数: 20

約数和(自身を含む): 38766616

約数和(自身を除く): 18803304

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 2281, 4376, 4562, 8752, 9124, 18248, 36496, 1247707, 2495414, 4990828, 9981656, 19963312]

約数ペア:

[(1, 19963312), (2, 9981656), (4, 4990828), (8, 2495414), (16, 1247707), (547, 36496), (1094, 18248), (2188, 9124), (2281, 8752), (4376, 4562)]