20944077

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 35334144

約数和(自身を除く): 14390067

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1277, 1491, 2343, 3831, 5467, 8939, 14047, 16401, 26817, 42141, 90667, 98329, 272001, 294987, 634669, 997337, 1904007, 2992011, 6981359, 20944077]

約数ペア:

[(1, 20944077), (3, 6981359), (7, 2992011), (11, 1904007), (21, 997337), (33, 634669), (71, 294987), (77, 272001), (213, 98329), (231, 90667), (497, 42141), (781, 26817), (1277, 16401), (1491, 14047), (2343, 8939), (3831, 5467)]