20173546016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{188693}}^1$

素因数の和:188973

約数の個数: 48

約数和(自身を含む): 42938451864

約数和(自身を除く): 22764905848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 257, 416, 514, 1028, 2056, 3341, 4112, 6682, 8224, 13364, 26728, 53456, 106912, 188693, 377386, 754772, 1509544, 2453009, 3019088, 4906018, 6038176, 9812036, 19624072, 39248144, 48494101, 78496288, 96988202, 193976404, 387952808, 630423313, 775905616, 1260846626, 1551811232, 2521693252, 5043386504, 10086773008, 20173546016]

約数ペア:

[(1, 20173546016), (2, 10086773008), (4, 5043386504), (8, 2521693252), (13, 1551811232), (16, 1260846626), (26, 775905616), (32, 630423313), (52, 387952808), (104, 193976404), (208, 96988202), (257, 78496288), (416, 48494101), (514, 39248144), (1028, 19624072), (2056, 9812036), (3341, 6038176), (4112, 4906018), (6682, 3019088), (8224, 2453009), (13364, 1509544), (26728, 754772), (53456, 377386), (106912, 188693)]