20216402019

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{17737}}^1$

素因数の和:18180

約数の個数: 48

約数和(自身を含む): 33039508320

約数和(自身を除く): 12823106301

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 397, 957, 1191, 2871, 3573, 4367, 11513, 13101, 17737, 34539, 39303, 53211, 103617, 126643, 159633, 195107, 379929, 514373, 585321, 1139787, 1543119, 1755963, 4629357, 5658103, 7041589, 16974309, 21124767, 50922927, 63374301, 77457479, 204206081, 232372437, 612618243, 697117311, 1837854729, 2246266891, 6738800673, 20216402019]

約数ペア:

[(1, 20216402019), (3, 6738800673), (9, 2246266891), (11, 1837854729), (29, 697117311), (33, 612618243), (87, 232372437), (99, 204206081), (261, 77457479), (319, 63374301), (397, 50922927), (957, 21124767), (1191, 16974309), (2871, 7041589), (3573, 5658103), (4367, 4629357), (11513, 1755963), (13101, 1543119), (17737, 1139787), (34539, 585321), (39303, 514373), (53211, 379929), (103617, 195107), (126643, 159633)]