20163776745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{617479}}^1$

素因数の和:617805

約数の個数: 32

約数和(自身を含む): 36989521920

約数和(自身を除く): 16825745175

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 311, 933, 1555, 2177, 4665, 6531, 10885, 32655, 617479, 1852437, 3087395, 4322353, 9262185, 12967059, 21611765, 64835295, 192035969, 576107907, 960179845, 1344251783, 2880539535, 4032755349, 6721258915, 20163776745]

約数ペア:

[(1, 20163776745), (3, 6721258915), (5, 4032755349), (7, 2880539535), (15, 1344251783), (21, 960179845), (35, 576107907), (105, 192035969), (311, 64835295), (933, 21611765), (1555, 12967059), (2177, 9262185), (4665, 4322353), (6531, 3087395), (10885, 1852437), (32655, 617479)]