20138335790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105991241}}^1$

素因数の和:105991267

約数の個数: 16

約数和(自身を含む): 38156847120

約数和(自身を除く): 18018511330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 105991241, 211982482, 529956205, 1059912410, 2013833579, 4027667158, 10069167895, 20138335790]

約数ペア:

[(1, 20138335790), (2, 10069167895), (5, 4027667158), (10, 2013833579), (19, 1059912410), (38, 529956205), (95, 211982482), (190, 105991241)]