18967295

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 24367392

約数和(自身を除く): 5400097

約数列:

[1, 5, 23, 71, 101, 115, 355, 505, 529, 1633, 2323, 2645, 7171, 8165, 11615, 35855, 37559, 53429, 164933, 187795, 267145, 824665, 3793459, 18967295]

約数ペア:

[(1, 18967295), (5, 3793459), (23, 824665), (71, 267145), (101, 187795), (115, 164933), (355, 53429), (505, 37559), (529, 35855), (1633, 11615), (2323, 8165), (2645, 7171)]