20201021578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{55163}}^1$

素因数の和:55626

約数の個数: 32

約数和(自身を含む): 33363187200

約数和(自身を除く): 13162165622

約数列:

[1, 2, 19, 23, 38, 46, 419, 437, 838, 874, 7961, 9637, 15922, 19274, 55163, 110326, 183103, 366206, 1048097, 1268749, 2096194, 2537498, 23113297, 24106231, 46226594, 48212462, 439152643, 531605831, 878305286, 1063211662, 10100510789, 20201021578]

約数ペア:

[(1, 20201021578), (2, 10100510789), (19, 1063211662), (23, 878305286), (38, 531605831), (46, 439152643), (419, 48212462), (437, 46226594), (838, 24106231), (874, 23113297), (7961, 2537498), (9637, 2096194), (15922, 1268749), (19274, 1048097), (55163, 366206), (110326, 183103)]