20655869

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 23580480

約数和(自身を除く): 2924611

約数列:

[1, 13, 19, 241, 247, 347, 3133, 4511, 4579, 6593, 59527, 83627, 85709, 1087151, 1588913, 20655869]

約数ペア:

[(1, 20655869), (13, 1588913), (19, 1087151), (241, 85709), (247, 83627), (347, 59527), (3133, 6593), (4511, 4579)]