19771323

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2711}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 32804352

約数和(自身を除く): 13033029

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 2711, 7293, 8133, 29821, 35243, 46087, 89463, 105729, 138261, 387673, 506957, 599131, 1163019, 1520871, 1797393, 6590441, 19771323]

約数ペア:

[(1, 19771323), (3, 6590441), (11, 1797393), (13, 1520871), (17, 1163019), (33, 599131), (39, 506957), (51, 387673), (143, 138261), (187, 105729), (221, 89463), (429, 46087), (561, 35243), (663, 29821), (2431, 8133), (2711, 7293)]