19365082

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{80021}}^1$

素因数の和:80045

約数の個数: 12

約数和(自身を含む): 31928778

約数和(自身を除く): 12563696

約数列:

[1, 2, 11, 22, 121, 242, 80021, 160042, 880231, 1760462, 9682541, 19365082]

約数ペア:

[(1, 19365082), (2, 9682541), (11, 1760462), (22, 880231), (121, 160042), (242, 80021)]