20810544

素因数分解:

$2^4\times 3^1\times {\mathrm{491}}^1\times {\mathrm{883}}^1$

素因数の和:1385

約数の個数: 40

約数和(自身を含む): 53931072

約数和(自身を除く): 33120528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 491, 883, 982, 1473, 1766, 1964, 2649, 2946, 3532, 3928, 5298, 5892, 7064, 7856, 10596, 11784, 14128, 21192, 23568, 42384, 433553, 867106, 1300659, 1734212, 2601318, 3468424, 5202636, 6936848, 10405272, 20810544]

約数ペア:

[(1, 20810544), (2, 10405272), (3, 6936848), (4, 5202636), (6, 3468424), (8, 2601318), (12, 1734212), (16, 1300659), (24, 867106), (48, 433553), (491, 42384), (883, 23568), (982, 21192), (1473, 14128), (1766, 11784), (1964, 10596), (2649, 7856), (2946, 7064), (3532, 5892), (3928, 5298)]