20189332828

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19487773}}^1$

素因数の和:19487821

約数の個数: 24

約数和(自身を含む): 41469983072

約数和(自身を除く): 21280650244

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19487773, 38975546, 77951092, 136414411, 272828822, 545657644, 721047601, 1442095202, 2884190404, 5047333207, 10094666414, 20189332828]

約数ペア:

[(1, 20189332828), (2, 10094666414), (4, 5047333207), (7, 2884190404), (14, 1442095202), (28, 721047601), (37, 545657644), (74, 272828822), (148, 136414411), (259, 77951092), (518, 38975546), (1036, 19487773)]