20867868

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{3067}}^1$

素因数の和:3093

約数の個数: 72

約数和(自身を含む): 62538112

約数和(自身を除く): 41670244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3067, 3402, 6134, 6804, 9201, 12268, 18402, 21469, 27603, 36804, 42938, 55206, 64407, 82809, 85876, 110412, 128814, 165618, 193221, 248427, 257628, 331236, 386442, 496854, 579663, 745281, 772884, 993708, 1159326, 1490562, 1738989, 2318652, 2981124, 3477978, 5216967, 6955956, 10433934, 20867868]

約数ペア:

[(1, 20867868), (2, 10433934), (3, 6955956), (4, 5216967), (6, 3477978), (7, 2981124), (9, 2318652), (12, 1738989), (14, 1490562), (18, 1159326), (21, 993708), (27, 772884), (28, 745281), (36, 579663), (42, 496854), (54, 386442), (63, 331236), (81, 257628), (84, 248427), (108, 193221), (126, 165618), (162, 128814), (189, 110412), (243, 85876), (252, 82809), (324, 64407), (378, 55206), (486, 42938), (567, 36804), (756, 27603), (972, 21469), (1134, 18402), (1701, 12268), (2268, 9201), (3067, 6804), (3402, 6134)]