20782872

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{8747}}^1$

素因数の和:8773

約数の個数: 64

約数和(自身を含む): 62985600

約数和(自身を除く): 42202728

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 8747, 17494, 26241, 34988, 52482, 69976, 78723, 96217, 104964, 157446, 192434, 209928, 236169, 288651, 314892, 384868, 472338, 577302, 629784, 769736, 865953, 944676, 1154604, 1731906, 1889352, 2309208, 2597859, 3463812, 5195718, 6927624, 10391436, 20782872]

約数ペア:

[(1, 20782872), (2, 10391436), (3, 6927624), (4, 5195718), (6, 3463812), (8, 2597859), (9, 2309208), (11, 1889352), (12, 1731906), (18, 1154604), (22, 944676), (24, 865953), (27, 769736), (33, 629784), (36, 577302), (44, 472338), (54, 384868), (66, 314892), (72, 288651), (88, 236169), (99, 209928), (108, 192434), (132, 157446), (198, 104964), (216, 96217), (264, 78723), (297, 69976), (396, 52482), (594, 34988), (792, 26241), (1188, 17494), (2376, 8747)]