20166445852

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1\times {\mathrm{21313}}^1$

素因数の和:22090

約数の個数: 48

約数和(自身を含む): 41250263040

約数和(自身を除く): 21083817188

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 719, 1316, 1438, 2876, 5033, 10066, 20132, 21313, 33793, 42626, 67586, 85252, 135172, 149191, 236551, 298382, 473102, 596764, 946204, 1001711, 2003422, 4006844, 7011977, 14023954, 15324047, 28047908, 30648094, 61296188, 107268329, 214536658, 429073316, 720230209, 1440460418, 2880920836, 5041611463, 10083222926, 20166445852]

約数ペア:

[(1, 20166445852), (2, 10083222926), (4, 5041611463), (7, 2880920836), (14, 1440460418), (28, 720230209), (47, 429073316), (94, 214536658), (188, 107268329), (329, 61296188), (658, 30648094), (719, 28047908), (1316, 15324047), (1438, 14023954), (2876, 7011977), (5033, 4006844), (10066, 2003422), (20132, 1001711), (21313, 946204), (33793, 596764), (42626, 473102), (67586, 298382), (85252, 236551), (135172, 149191)]