18403914

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71333}}^1$

素因数の和:71381

約数の個数: 16

約数和(自身を含む): 37664352

約数和(自身を除く): 19260438

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 71333, 142666, 213999, 427998, 3067319, 6134638, 9201957, 18403914]

約数ペア:

[(1, 18403914), (2, 9201957), (3, 6134638), (6, 3067319), (43, 427998), (86, 213999), (129, 142666), (258, 71333)]