19714357

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 22768128

約数和(自身を除く): 3053771

約数列:

[1, 13, 31, 53, 71, 169, 403, 689, 923, 1643, 2201, 3763, 5239, 8957, 11999, 21359, 28613, 48919, 116653, 277667, 371969, 635947, 1516489, 19714357]

約数ペア:

[(1, 19714357), (13, 1516489), (31, 635947), (53, 371969), (71, 277667), (169, 116653), (403, 48919), (689, 28613), (923, 21359), (1643, 11999), (2201, 8957), (3763, 5239)]