2018047801

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{340369}}^1$

素因数の和:340405

約数の個数: 18

約数和(自身を含む): 2580344970

約数和(自身を除く): 562297169

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 340369, 2382583, 3744059, 16678081, 26208413, 41184649, 183458891, 288292543, 2018047801]

約数ペア:

[(1, 2018047801), (7, 288292543), (11, 183458891), (49, 41184649), (77, 26208413), (121, 16678081), (539, 3744059), (847, 2382583), (5929, 340369)]