2201990864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{7243391}}^1$

素因数の和:7243418

約数の個数: 20

約数和(自身を含む): 4490903040

約数和(自身を除く): 2288912176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 7243391, 14486782, 28973564, 57947128, 115894256, 137624429, 275248858, 550497716, 1100995432, 2201990864]

約数ペア:

[(1, 2201990864), (2, 1100995432), (4, 550497716), (8, 275248858), (16, 137624429), (19, 115894256), (38, 57947128), (76, 28973564), (152, 14486782), (304, 7243391)]