20783466

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 51749280

約数和(自身を除く): 30965814

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 107, 109, 162, 198, 214, 218, 297, 321, 327, 594, 642, 654, 891, 963, 981, 1177, 1199, 1782, 1926, 1962, 2354, 2398, 2889, 2943, 3531, 3597, 5778, 5886, 7062, 7194, 8667, 8829, 10593, 10791, 11663, 17334, 17658, 21186, 21582, 23326, 31779, 32373, 34989, 63558, 64746, 69978, 95337, 97119, 104967, 128293, 190674, 194238, 209934, 256586, 314901, 384879, 629802, 769758, 944703, 1154637, 1889406, 2309274, 3463911, 6927822, 10391733, 20783466]

約数ペア:

[(1, 20783466), (2, 10391733), (3, 6927822), (6, 3463911), (9, 2309274), (11, 1889406), (18, 1154637), (22, 944703), (27, 769758), (33, 629802), (54, 384879), (66, 314901), (81, 256586), (99, 209934), (107, 194238), (109, 190674), (162, 128293), (198, 104967), (214, 97119), (218, 95337), (297, 69978), (321, 64746), (327, 63558), (594, 34989), (642, 32373), (654, 31779), (891, 23326), (963, 21582), (981, 21186), (1177, 17658), (1199, 17334), (1782, 11663), (1926, 10791), (1962, 10593), (2354, 8829), (2398, 8667), (2889, 7194), (2943, 7062), (3531, 5886), (3597, 5778)]