20195703

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 33281280

約数和(自身を除く): 13085577

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1283, 1431, 1749, 3849, 5247, 11547, 14113, 15741, 34641, 42339, 67999, 127017, 203997, 381051, 611991, 747989, 1835973, 2243967, 6731901, 20195703]

約数ペア:

[(1, 20195703), (3, 6731901), (9, 2243967), (11, 1835973), (27, 747989), (33, 611991), (53, 381051), (99, 203997), (159, 127017), (297, 67999), (477, 42339), (583, 34641), (1283, 15741), (1431, 14113), (1749, 11547), (3849, 5247)]