81185204

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{2237}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 146132448

約数和(自身を除く): 64947244

約数列:

[1, 2, 4, 43, 86, 172, 211, 422, 844, 2237, 4474, 8948, 9073, 18146, 36292, 96191, 192382, 384764, 472007, 944014, 1888028, 20296301, 40592602, 81185204]

約数ペア:

[(1, 81185204), (2, 40592602), (4, 20296301), (43, 1888028), (86, 944014), (172, 472007), (211, 384764), (422, 192382), (844, 96191), (2237, 36292), (4474, 18146), (8948, 9073)]