19852664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{190891}}^1$

素因数の和:190910

約数の個数: 16

約数和(自身を含む): 40087320

約数和(自身を除く): 20234656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 190891, 381782, 763564, 1527128, 2481583, 4963166, 9926332, 19852664]

約数ペア:

[(1, 19852664), (2, 9926332), (4, 4963166), (8, 2481583), (13, 1527128), (26, 763564), (52, 381782), (104, 190891)]