20745814

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{3527}}^1$

素因数の和:3719

約数の個数: 16

約数和(自身を含む): 33149088

約数和(自身を除く): 12403274

約数列:

[1, 2, 17, 34, 173, 346, 2941, 3527, 5882, 7054, 59959, 119918, 610171, 1220342, 10372907, 20745814]

約数ペア:

[(1, 20745814), (2, 10372907), (17, 1220342), (34, 610171), (173, 119918), (346, 59959), (2941, 7054), (3527, 5882)]