20702556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82153}}^1$

素因数の和:82170

約数の個数: 36

約数和(自身を含む): 59808112

約数和(自身を除く): 39105556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82153, 164306, 246459, 328612, 492918, 575071, 739377, 985836, 1150142, 1478754, 1725213, 2300284, 2957508, 3450426, 5175639, 6900852, 10351278, 20702556]

約数ペア:

[(1, 20702556), (2, 10351278), (3, 6900852), (4, 5175639), (6, 3450426), (7, 2957508), (9, 2300284), (12, 1725213), (14, 1478754), (18, 1150142), (21, 985836), (28, 739377), (36, 575071), (42, 492918), (63, 328612), (84, 246459), (126, 164306), (252, 82153)]