181301072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{263519}}^1$

素因数の和:263570

約数の個数: 20

約数和(自身を含む): 359441280

約数和(自身を除く): 178140208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 263519, 527038, 1054076, 2108152, 4216304, 11331317, 22662634, 45325268, 90650536, 181301072]

約数ペア:

[(1, 181301072), (2, 90650536), (4, 45325268), (8, 22662634), (16, 11331317), (43, 4216304), (86, 2108152), (172, 1054076), (344, 527038), (688, 263519)]