20559638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{1951}}^1$

素因数の和:2443

約数の個数: 16

約数和(自身を含む): 33730560

約数和(自身を除く): 13170922

約数列:

[1, 2, 11, 22, 479, 958, 1951, 3902, 5269, 10538, 21461, 42922, 934529, 1869058, 10279819, 20559638]

約数ペア:

[(1, 20559638), (2, 10279819), (11, 1869058), (22, 934529), (479, 42922), (958, 21461), (1951, 10538), (3902, 5269)]