16820133

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 25505280

約数和(自身を除く): 8685147

約数列:

[1, 3, 11, 33, 53, 59, 159, 163, 177, 489, 583, 649, 1749, 1793, 1947, 3127, 5379, 8639, 9381, 9617, 25917, 28851, 34397, 95029, 103191, 105787, 285087, 317361, 509701, 1529103, 5606711, 16820133]

約数ペア:

[(1, 16820133), (3, 5606711), (11, 1529103), (33, 509701), (53, 317361), (59, 285087), (159, 105787), (163, 103191), (177, 95029), (489, 34397), (583, 28851), (649, 25917), (1749, 9617), (1793, 9381), (1947, 8639), (3127, 5379)]