20161395111

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{178693}}^1$

素因数の和:178983

約数の個数: 32

約数和(自身を含む): 31701745152

約数和(自身を除く): 11540350041

約数列:

[1, 3, 11, 13, 33, 39, 143, 263, 429, 789, 2893, 3419, 8679, 10257, 37609, 112827, 178693, 536079, 1965623, 2323009, 5896869, 6969027, 25553099, 46996259, 76659297, 140988777, 516958849, 610951367, 1550876547, 1832854101, 6720465037, 20161395111]

約数ペア:

[(1, 20161395111), (3, 6720465037), (11, 1832854101), (13, 1550876547), (33, 610951367), (39, 516958849), (143, 140988777), (263, 76659297), (429, 46996259), (789, 25553099), (2893, 6969027), (3419, 5896869), (8679, 2323009), (10257, 1965623), (37609, 536079), (112827, 178693)]