19758502088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189985597}}^1$

素因数の和:189985616

約数の個数: 16

約数和(自身を含む): 39896975580

約数和(自身を除く): 20138473492

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189985597, 379971194, 759942388, 1519884776, 2469812761, 4939625522, 9879251044, 19758502088]

約数ペア:

[(1, 19758502088), (2, 9879251044), (4, 4939625522), (8, 2469812761), (13, 1519884776), (26, 759942388), (52, 379971194), (104, 189985597)]