1971291088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{22619}}^1$

素因数の和:23059

約数の個数: 40

約数和(自身を含む): 4123173600

約数和(自身を除く): 2151882512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 419, 838, 1676, 3352, 5447, 6704, 10894, 21788, 22619, 43576, 45238, 87152, 90476, 180952, 294047, 361904, 588094, 1176188, 2352376, 4704752, 9477361, 18954722, 37909444, 75818888, 123205693, 151637776, 246411386, 492822772, 985645544, 1971291088]

約数ペア:

[(1, 1971291088), (2, 985645544), (4, 492822772), (8, 246411386), (13, 151637776), (16, 123205693), (26, 75818888), (52, 37909444), (104, 18954722), (208, 9477361), (419, 4704752), (838, 2352376), (1676, 1176188), (3352, 588094), (5447, 361904), (6704, 294047), (10894, 180952), (21788, 90476), (22619, 87152), (43576, 45238)]