20952918

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{2053}}^1$

素因数の和:2080

約数の個数: 56

約数和(自身を含む): 53880528

約数和(自身を除く): 32927610

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2053, 3402, 4106, 5103, 6159, 10206, 12318, 14371, 18477, 28742, 36954, 43113, 55431, 86226, 110862, 129339, 166293, 258678, 332586, 388017, 498879, 776034, 997758, 1164051, 1496637, 2328102, 2993274, 3492153, 6984306, 10476459, 20952918]

約数ペア:

[(1, 20952918), (2, 10476459), (3, 6984306), (6, 3492153), (7, 2993274), (9, 2328102), (14, 1496637), (18, 1164051), (21, 997758), (27, 776034), (42, 498879), (54, 388017), (63, 332586), (81, 258678), (126, 166293), (162, 129339), (189, 110862), (243, 86226), (378, 55431), (486, 43113), (567, 36954), (729, 28742), (1134, 18477), (1458, 14371), (1701, 12318), (2053, 10206), (3402, 6159), (4106, 5103)]