201319816

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{919}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 382536000

約数和(自身を除く): 181216184

約数列:

[1, 2, 4, 8, 139, 197, 278, 394, 556, 788, 919, 1112, 1576, 1838, 3676, 7352, 27383, 54766, 109532, 127741, 181043, 219064, 255482, 362086, 510964, 724172, 1021928, 1448344, 25164977, 50329954, 100659908, 201319816]

約数ペア:

[(1, 201319816), (2, 100659908), (4, 50329954), (8, 25164977), (139, 1448344), (197, 1021928), (278, 724172), (394, 510964), (556, 362086), (788, 255482), (919, 219064), (1112, 181043), (1576, 127741), (1838, 109532), (3676, 54766), (7352, 27383)]