19892464

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{5477}}^1$

素因数の和:5712

約数の個数: 20

約数和(自身を含む): 38718504

約数和(自身を除く): 18826040

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 5477, 10954, 21908, 43816, 87632, 1243279, 2486558, 4973116, 9946232, 19892464]

約数ペア:

[(1, 19892464), (2, 9946232), (4, 4973116), (8, 2486558), (16, 1243279), (227, 87632), (454, 43816), (908, 21908), (1816, 10954), (3632, 5477)]