20333211

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1531}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 28679040

約数和(自身を除く): 8345829

約数列:

[1, 3, 19, 57, 233, 699, 1531, 4427, 4593, 13281, 29089, 87267, 356723, 1070169, 6777737, 20333211]

約数ペア:

[(1, 20333211), (3, 6777737), (19, 1070169), (57, 356723), (233, 87267), (699, 29089), (1531, 13281), (4427, 4593)]