20837016

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1153}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 56707560

約数和(自身を除く): 35870544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1153, 1506, 2008, 2259, 2306, 3012, 3459, 4518, 4612, 6024, 6918, 9036, 9224, 10377, 13836, 18072, 20754, 27672, 41508, 83016, 289403, 578806, 868209, 1157612, 1736418, 2315224, 2604627, 3472836, 5209254, 6945672, 10418508, 20837016]

約数ペア:

[(1, 20837016), (2, 10418508), (3, 6945672), (4, 5209254), (6, 3472836), (8, 2604627), (9, 2315224), (12, 1736418), (18, 1157612), (24, 868209), (36, 578806), (72, 289403), (251, 83016), (502, 41508), (753, 27672), (1004, 20754), (1153, 18072), (1506, 13836), (2008, 10377), (2259, 9224), (2306, 9036), (3012, 6918), (3459, 6024), (4518, 4612)]