20217267584

素因数分解:

$2^7\times {\mathrm{577}}^1\times {\mathrm{273739}}^1$

素因数の和:274330

約数の個数: 32

約数和(自身を含む): 40346538600

約数和(自身を除く): 20129271016

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 577, 1154, 2308, 4616, 9232, 18464, 36928, 73856, 273739, 547478, 1094956, 2189912, 4379824, 8759648, 17519296, 35038592, 157947403, 315894806, 631789612, 1263579224, 2527158448, 5054316896, 10108633792, 20217267584]

約数ペア:

[(1, 20217267584), (2, 10108633792), (4, 5054316896), (8, 2527158448), (16, 1263579224), (32, 631789612), (64, 315894806), (128, 157947403), (577, 35038592), (1154, 17519296), (2308, 8759648), (4616, 4379824), (9232, 2189912), (18464, 1094956), (36928, 547478), (73856, 273739)]