18989222

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28859}}^1$

素因数の和:28915

約数の個数: 16

約数和(自身を含む): 33246720

約数和(自身を除く): 14257498

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 28859, 57718, 202013, 404026, 1356373, 2712746, 9494611, 18989222]

約数ペア:

[(1, 18989222), (2, 9494611), (7, 2712746), (14, 1356373), (47, 404026), (94, 202013), (329, 57718), (658, 28859)]