18190192

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 36828000

約数和(自身を除く): 18637808

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 197, 199, 232, 394, 398, 464, 788, 796, 1576, 1592, 3152, 3184, 5713, 5771, 11426, 11542, 22852, 23084, 39203, 45704, 46168, 78406, 91408, 92336, 156812, 313624, 627248, 1136887, 2273774, 4547548, 9095096, 18190192]

約数ペア:

[(1, 18190192), (2, 9095096), (4, 4547548), (8, 2273774), (16, 1136887), (29, 627248), (58, 313624), (116, 156812), (197, 92336), (199, 91408), (232, 78406), (394, 46168), (398, 45704), (464, 39203), (788, 23084), (796, 22852), (1576, 11542), (1592, 11426), (3152, 5771), (3184, 5713)]