20283507

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{2081}}^1$

素因数の和:2128

約数の個数: 24

約数和(自身を含む): 31729680

約数和(自身を除く): 11446173

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 2081, 3249, 6243, 9747, 18729, 39539, 56187, 118617, 355851, 751241, 1067553, 2253723, 6761169, 20283507]

約数ペア:

[(1, 20283507), (3, 6761169), (9, 2253723), (19, 1067553), (27, 751241), (57, 355851), (171, 118617), (361, 56187), (513, 39539), (1083, 18729), (2081, 9747), (3249, 6243)]