20422017

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 96

約数和(自身を含む): 40857600

約数和(自身を除く): 20435583

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 47, 57, 63, 77, 99, 121, 133, 141, 171, 189, 209, 231, 297, 329, 363, 399, 423, 513, 517, 627, 693, 847, 893, 987, 1089, 1197, 1269, 1463, 1551, 1881, 2079, 2299, 2541, 2679, 2961, 3267, 3591, 3619, 4389, 4653, 5643, 5687, 6251, 6897, 7623, 8037, 8883, 9823, 10857, 13167, 13959, 16093, 17061, 18753, 20691, 22869, 24111, 29469, 32571, 39501, 39809, 48279, 51183, 56259, 62073, 68761, 88407, 97713, 108053, 119427, 144837, 153549, 168777, 206283, 265221, 324159, 358281, 434511, 618849, 756371, 972477, 1074843, 1856547, 2269113, 2917431, 6807339, 20422017]

約数ペア:

[(1, 20422017), (3, 6807339), (7, 2917431), (9, 2269113), (11, 1856547), (19, 1074843), (21, 972477), (27, 756371), (33, 618849), (47, 434511), (57, 358281), (63, 324159), (77, 265221), (99, 206283), (121, 168777), (133, 153549), (141, 144837), (171, 119427), (189, 108053), (209, 97713), (231, 88407), (297, 68761), (329, 62073), (363, 56259), (399, 51183), (423, 48279), (513, 39809), (517, 39501), (627, 32571), (693, 29469), (847, 24111), (893, 22869), (987, 20691), (1089, 18753), (1197, 17061), (1269, 16093), (1463, 13959), (1551, 13167), (1881, 10857), (2079, 9823), (2299, 8883), (2541, 8037), (2679, 7623), (2961, 6897), (3267, 6251), (3591, 5687), (3619, 5643), (4389, 4653)]