19225816

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55889}}^1$

素因数の和:55938

約数の個数: 16

約数和(自身を含む): 36887400

約数和(自身を除く): 17661584

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55889, 111778, 223556, 447112, 2403227, 4806454, 9612908, 19225816]

約数ペア:

[(1, 19225816), (2, 9612908), (4, 4806454), (8, 2403227), (43, 447112), (86, 223556), (172, 111778), (344, 55889)]