20597364

素因数分解:

$2^2\times 3^2\times {\mathrm{727}}^1\times {\mathrm{787}}^1$

素因数の和:1524

約数の個数: 36

約数和(自身を含む): 52203424

約数和(自身を除く): 31606060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 727, 787, 1454, 1574, 2181, 2361, 2908, 3148, 4362, 4722, 6543, 7083, 8724, 9444, 13086, 14166, 26172, 28332, 572149, 1144298, 1716447, 2288596, 3432894, 5149341, 6865788, 10298682, 20597364]

約数ペア:

[(1, 20597364), (2, 10298682), (3, 6865788), (4, 5149341), (6, 3432894), (9, 2288596), (12, 1716447), (18, 1144298), (36, 572149), (727, 28332), (787, 26172), (1454, 14166), (1574, 13086), (2181, 9444), (2361, 8724), (2908, 7083), (3148, 6543), (4362, 4722)]