20656047581

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{347003}}^1$

素因数の和:347276

約数の個数: 16

約数和(自身を含む): 23512991040

約数和(自身を除く): 2856943459

約数列:

[1, 13, 19, 241, 247, 3133, 4579, 59527, 347003, 4511039, 6593057, 83627723, 85709741, 1087160399, 1588926737, 20656047581]

約数ペア:

[(1, 20656047581), (13, 1588926737), (19, 1087160399), (241, 85709741), (247, 83627723), (3133, 6593057), (4579, 4511039), (59527, 347003)]