20113158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257861}}^1$

素因数の和:257879

約数の個数: 16

約数和(自身を含む): 43320816

約数和(自身を除く): 23207658

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 257861, 515722, 773583, 1547166, 3352193, 6704386, 10056579, 20113158]

約数ペア:

[(1, 20113158), (2, 10056579), (3, 6704386), (6, 3352193), (13, 1547166), (26, 773583), (39, 515722), (78, 257861)]