19439942

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8053}}^1$

素因数の和:8143

約数の個数: 16

約数和(自身を含む): 31313952

約数和(自身を除く): 11874010

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8053, 16106, 136901, 273802, 571763, 1143526, 9719971, 19439942]

約数ペア:

[(1, 19439942), (2, 9719971), (17, 1143526), (34, 571763), (71, 273802), (142, 136901), (1207, 16106), (2414, 8053)]