211399292464

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{322255019}}^1$

素因数の和:322255068

約数の個数: 20

約数和(自身を含む): 419576036040

約数和(自身を除く): 208176743576

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 322255019, 644510038, 1289020076, 2578040152, 5156080304, 13212455779, 26424911558, 52849823116, 105699646232, 211399292464]

約数ペア:

[(1, 211399292464), (2, 105699646232), (4, 52849823116), (8, 26424911558), (16, 13212455779), (41, 5156080304), (82, 2578040152), (164, 1289020076), (328, 644510038), (656, 322255019)]