19558864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94033}}^1$

素因数の和:94054

約数の個数: 20

約数和(自身を含む): 40810756

約数和(自身を除く): 21251892

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94033, 188066, 376132, 752264, 1222429, 1504528, 2444858, 4889716, 9779432, 19558864]

約数ペア:

[(1, 19558864), (2, 9779432), (4, 4889716), (8, 2444858), (13, 1504528), (16, 1222429), (26, 752264), (52, 376132), (104, 188066), (208, 94033)]