49439728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{237691}}^1$

素因数の和:237712

約数の個数: 20

約数和(自身を含む): 103158328

約数和(自身を除く): 53718600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 237691, 475382, 950764, 1901528, 3089983, 3803056, 6179966, 12359932, 24719864, 49439728]

約数ペア:

[(1, 49439728), (2, 24719864), (4, 12359932), (8, 6179966), (13, 3803056), (16, 3089983), (26, 1901528), (52, 950764), (104, 475382), (208, 237691)]