20161385576

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{1049}}^1\times {\mathrm{55871}}^1$

素因数の和:56969

約数の個数: 32

約数和(自身を含む): 38719296000

約数和(自身を除く): 18557910424

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1049, 2098, 4196, 8392, 45107, 55871, 90214, 111742, 180428, 223484, 360856, 446968, 2402453, 4804906, 9609812, 19219624, 58608679, 117217358, 234434716, 468869432, 2520173197, 5040346394, 10080692788, 20161385576]

約数ペア:

[(1, 20161385576), (2, 10080692788), (4, 5040346394), (8, 2520173197), (43, 468869432), (86, 234434716), (172, 117217358), (344, 58608679), (1049, 19219624), (2098, 9609812), (4196, 4804906), (8392, 2402453), (45107, 446968), (55871, 360856), (90214, 223484), (111742, 180428)]