19121641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2411}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 24081408

約数和(自身を除く): 4959767

約数列:

[1, 7, 11, 77, 103, 721, 1133, 2411, 7931, 16877, 26521, 185647, 248333, 1738331, 2731663, 19121641]

約数ペア:

[(1, 19121641), (7, 2731663), (11, 1738331), (77, 248333), (103, 185647), (721, 26521), (1133, 16877), (2411, 7931)]