19307896

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{9391}}^1$

素因数の和:9654

約数の個数: 16

約数和(自身を含む): 36347040

約数和(自身を除く): 17039144

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 9391, 18782, 37564, 75128, 2413487, 4826974, 9653948, 19307896]

約数ペア:

[(1, 19307896), (2, 9653948), (4, 4826974), (8, 2413487), (257, 75128), (514, 37564), (1028, 18782), (2056, 9391)]