211551814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{20543}}^1$

素因数の和:20835

約数の個数: 16

約数和(自身を含む): 335278080

約数和(自身を除く): 123726266

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 20543, 41086, 390317, 780634, 5567153, 11134306, 105775907, 211551814]

約数ペア:

[(1, 211551814), (2, 105775907), (19, 11134306), (38, 5567153), (271, 780634), (542, 390317), (5149, 41086), (10298, 20543)]