20189354615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{10891}}^1$

素因数の和:11219

約数の個数: 32

約数和(自身を含む): 26015846976

約数和(自身を除く): 5826492361

約数列:

[1, 5, 17, 85, 113, 193, 565, 965, 1921, 3281, 9605, 10891, 16405, 21809, 54455, 109045, 185147, 370753, 925735, 1230683, 1853765, 2101963, 6153415, 10509815, 20921611, 35733371, 104608055, 178666855, 237521819, 1187609095, 4037870923, 20189354615]

約数ペア:

[(1, 20189354615), (5, 4037870923), (17, 1187609095), (85, 237521819), (113, 178666855), (193, 104608055), (565, 35733371), (965, 20921611), (1921, 10509815), (3281, 6153415), (9605, 2101963), (10891, 1853765), (16405, 1230683), (21809, 925735), (54455, 370753), (109045, 185147)]