56840368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{273271}}^1$

素因数の和:273292

約数の個数: 20

約数和(自身を含む): 118600048

約数和(自身を除く): 61759680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 273271, 546542, 1093084, 2186168, 3552523, 4372336, 7105046, 14210092, 28420184, 56840368]

約数ペア:

[(1, 56840368), (2, 28420184), (4, 14210092), (8, 7105046), (13, 4372336), (16, 3552523), (26, 2186168), (52, 1093084), (104, 546542), (208, 273271)]