20289702963

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{992113}}^1$

素因数の和:992534

約数の個数: 16

約数和(自身を含む): 28715747616

約数和(自身を除く): 8426044653

約数列:

[1, 3, 17, 51, 401, 1203, 6817, 20451, 992113, 2976339, 16865921, 50597763, 397837313, 1193511939, 6763234321, 20289702963]

約数ペア:

[(1, 20289702963), (3, 6763234321), (17, 1193511939), (51, 397837313), (401, 50597763), (1203, 16865921), (6817, 2976339), (20451, 992113)]