20794158

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1667}}^1$

素因数の和:1699

約数の個数: 80

約数和(自身を含む): 58126464

約数和(自身を除く): 37332306

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1667, 1782, 2079, 3334, 4158, 5001, 6237, 10002, 11669, 12474, 15003, 18337, 23338, 30006, 35007, 36674, 45009, 55011, 70014, 90018, 105021, 110022, 128359, 135027, 165033, 210042, 256718, 270054, 315063, 330066, 385077, 495099, 630126, 770154, 945189, 990198, 1155231, 1485297, 1890378, 2310462, 2970594, 3465693, 6931386, 10397079, 20794158]

約数ペア:

[(1, 20794158), (2, 10397079), (3, 6931386), (6, 3465693), (7, 2970594), (9, 2310462), (11, 1890378), (14, 1485297), (18, 1155231), (21, 990198), (22, 945189), (27, 770154), (33, 630126), (42, 495099), (54, 385077), (63, 330066), (66, 315063), (77, 270054), (81, 256718), (99, 210042), (126, 165033), (154, 135027), (162, 128359), (189, 110022), (198, 105021), (231, 90018), (297, 70014), (378, 55011), (462, 45009), (567, 36674), (594, 35007), (693, 30006), (891, 23338), (1134, 18337), (1386, 15003), (1667, 12474), (1782, 11669), (2079, 10002), (3334, 6237), (4158, 5001)]