20136853870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2887}}^1\times {\mathrm{99643}}^1$

素因数の和:102544

約数の個数: 32

約数和(自身を含む): 41439149568

約数和(自身を除く): 21302295698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2887, 5774, 14435, 20209, 28870, 40418, 99643, 101045, 199286, 202090, 498215, 697501, 996430, 1395002, 3487505, 6975010, 287669341, 575338682, 1438346705, 2013685387, 2876693410, 4027370774, 10068426935, 20136853870]

約数ペア:

[(1, 20136853870), (2, 10068426935), (5, 4027370774), (7, 2876693410), (10, 2013685387), (14, 1438346705), (35, 575338682), (70, 287669341), (2887, 6975010), (5774, 3487505), (14435, 1395002), (20209, 996430), (28870, 697501), (40418, 498215), (99643, 202090), (101045, 199286)]