17902018

素因数分解:

$2^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 28349568

約数和(自身を除く): 10447550

約数列:

[1, 2, 43, 47, 86, 94, 103, 206, 1849, 2021, 3698, 4042, 4429, 4841, 8858, 9682, 86903, 173806, 190447, 208163, 380894, 416326, 8951009, 17902018]

約数ペア:

[(1, 17902018), (2, 8951009), (43, 416326), (47, 380894), (86, 208163), (94, 190447), (103, 173806), (206, 86903), (1849, 9682), (2021, 8858), (3698, 4841), (4042, 4429)]