20076849

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1217}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 32739840

約数和(自身を除く): 12662991

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1217, 1269, 1833, 3651, 5499, 10953, 15821, 16497, 32859, 47463, 57199, 142389, 171597, 427167, 514791, 743587, 1544373, 2230761, 6692283, 20076849]

約数ペア:

[(1, 20076849), (3, 6692283), (9, 2230761), (13, 1544373), (27, 743587), (39, 514791), (47, 427167), (117, 171597), (141, 142389), (351, 57199), (423, 47463), (611, 32859), (1217, 16497), (1269, 15821), (1833, 10953), (3651, 5499)]