19352641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 24330240

約数和(自身を除く): 4977599

約数列:

[1, 7, 11, 77, 127, 889, 1397, 1979, 9779, 13853, 21769, 152383, 251333, 1759331, 2764663, 19352641]

約数ペア:

[(1, 19352641), (7, 2764663), (11, 1759331), (77, 251333), (127, 152383), (889, 21769), (1397, 13853), (1979, 9779)]