20283255

素因数分解:

$3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{941}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 35268480

約数和(自身を除く): 14985225

約数列:

[1, 3, 5, 9, 15, 45, 479, 941, 1437, 2395, 2823, 4311, 4705, 7185, 8469, 14115, 21555, 42345, 450739, 1352217, 2253695, 4056651, 6761085, 20283255]

約数ペア:

[(1, 20283255), (3, 6761085), (5, 4056651), (9, 2253695), (15, 1352217), (45, 450739), (479, 42345), (941, 21555), (1437, 14115), (2395, 8469), (2823, 7185), (4311, 4705)]