18173020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19333}}^1$

素因数の和:19389

約数の個数: 24

約数和(自身を含む): 38977344

約数和(自身を除く): 20804324

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 19333, 38666, 77332, 96665, 193330, 386660, 908651, 1817302, 3634604, 4543255, 9086510, 18173020]

約数ペア:

[(1, 18173020), (2, 9086510), (4, 4543255), (5, 3634604), (10, 1817302), (20, 908651), (47, 386660), (94, 193330), (188, 96665), (235, 77332), (470, 38666), (940, 19333)]