20205144

素因数分解:

$2^3\times 3^2\times {\mathrm{280627}}^1$

素因数の和:280639

約数の個数: 24

約数和(自身を含む): 54722460

約数和(自身を除く): 34517316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 280627, 561254, 841881, 1122508, 1683762, 2245016, 2525643, 3367524, 5051286, 6735048, 10102572, 20205144]

約数ペア:

[(1, 20205144), (2, 10102572), (3, 6735048), (4, 5051286), (6, 3367524), (8, 2525643), (9, 2245016), (12, 1683762), (18, 1122508), (24, 841881), (36, 561254), (72, 280627)]