20766204

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19891}}^1$

素因数の和:19930

約数の個数: 36

約数和(自身を含む): 54305160

約数和(自身を除く): 33538956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19891, 39782, 59673, 79564, 119346, 179019, 238692, 358038, 576839, 716076, 1153678, 1730517, 2307356, 3461034, 5191551, 6922068, 10383102, 20766204]

約数ペア:

[(1, 20766204), (2, 10383102), (3, 6922068), (4, 5191551), (6, 3461034), (9, 2307356), (12, 1730517), (18, 1153678), (29, 716076), (36, 576839), (58, 358038), (87, 238692), (116, 179019), (174, 119346), (261, 79564), (348, 59673), (522, 39782), (1044, 19891)]