20168907465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1512479}}^1$

素因数の和:1512621

約数の個数: 32

約数和(自身を含む): 37170708480

約数和(自身を除く): 17001801015

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 127, 381, 635, 889, 1905, 2667, 4445, 13335, 1512479, 4537437, 7562395, 10587353, 22687185, 31762059, 52936765, 158810295, 192084833, 576254499, 960424165, 1344593831, 2881272495, 4033781493, 6722969155, 20168907465]

約数ペア:

[(1, 20168907465), (3, 6722969155), (5, 4033781493), (7, 2881272495), (15, 1344593831), (21, 960424165), (35, 576254499), (105, 192084833), (127, 158810295), (381, 52936765), (635, 31762059), (889, 22687185), (1905, 10587353), (2667, 7562395), (4445, 4537437), (13335, 1512479)]