20800362

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2789}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 45800640

約数和(自身を除く): 25000278

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 113, 226, 339, 678, 1243, 2486, 2789, 3729, 5578, 7458, 8367, 16734, 30679, 61358, 92037, 184074, 315157, 630314, 945471, 1890942, 3466727, 6933454, 10400181, 20800362]

約数ペア:

[(1, 20800362), (2, 10400181), (3, 6933454), (6, 3466727), (11, 1890942), (22, 945471), (33, 630314), (66, 315157), (113, 184074), (226, 92037), (339, 61358), (678, 30679), (1243, 16734), (2486, 8367), (2789, 7458), (3729, 5578)]