20128490103

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{33679}}^1$

素因数の和:33879

約数の個数: 32

約数和(自身を含む): 28381731840

約数和(自身を除く): 8253241737

約数列:

[1, 3, 41, 43, 113, 123, 129, 339, 1763, 4633, 4859, 5289, 13899, 14577, 33679, 101037, 199219, 597657, 1380839, 1448197, 3805727, 4142517, 4344591, 11417181, 59376077, 156034807, 163646261, 178128231, 468104421, 490938783, 6709496701, 20128490103]

約数ペア:

[(1, 20128490103), (3, 6709496701), (41, 490938783), (43, 468104421), (113, 178128231), (123, 163646261), (129, 156034807), (339, 59376077), (1763, 11417181), (4633, 4344591), (4859, 4142517), (5289, 3805727), (13899, 1448197), (14577, 1380839), (33679, 597657), (101037, 199219)]