18904298

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8387}}^1$

素因数の和:8426

約数の個数: 24

約数和(自身を含む): 34424352

約数和(自身を除く): 15520054

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8387, 16774, 58709, 117418, 192901, 385802, 410963, 821926, 1350307, 2700614, 9452149, 18904298]

約数ペア:

[(1, 18904298), (2, 9452149), (7, 2700614), (14, 1350307), (23, 821926), (46, 410963), (49, 385802), (98, 192901), (161, 117418), (322, 58709), (1127, 16774), (2254, 8387)]