20198053208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132881929}}^1$

素因数の和:132881954

約数の個数: 16

約数和(自身を含む): 39864579000

約数和(自身を除く): 19666525792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132881929, 265763858, 531527716, 1063055432, 2524756651, 5049513302, 10099026604, 20198053208]

約数ペア:

[(1, 20198053208), (2, 10099026604), (4, 5049513302), (8, 2524756651), (19, 1063055432), (38, 531527716), (76, 265763858), (152, 132881929)]