20168076728

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{126703}}^1$

素因数の和:127007

約数の個数: 32

約数和(自身を含む): 38383709760

約数和(自身を除く): 18215633032

約数列:

[1, 2, 4, 8, 101, 197, 202, 394, 404, 788, 808, 1576, 19897, 39794, 79588, 126703, 159176, 253406, 506812, 1013624, 12797003, 24960491, 25594006, 49920982, 51188012, 99841964, 102376024, 199683928, 2521009591, 5042019182, 10084038364, 20168076728]

約数ペア:

[(1, 20168076728), (2, 10084038364), (4, 5042019182), (8, 2521009591), (101, 199683928), (197, 102376024), (202, 99841964), (394, 51188012), (404, 49920982), (788, 25594006), (808, 24960491), (1576, 12797003), (19897, 1013624), (39794, 506812), (79588, 253406), (126703, 159176)]