20683373571

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1919927}}^1$

素因数の和:1919965

約数の個数: 40

約数和(自身を含む): 37169806080

約数和(自身を除く): 16486432509

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 10773, 1919927, 5759781, 13439489, 17279343, 36478613, 40318467, 51838029, 109435839, 120955401, 155514087, 255350291, 328307517, 362866203, 766050873, 984922551, 1088598609, 2298152619, 2954767653, 6894457857, 20683373571]

約数ペア:

[(1, 20683373571), (3, 6894457857), (7, 2954767653), (9, 2298152619), (19, 1088598609), (21, 984922551), (27, 766050873), (57, 362866203), (63, 328307517), (81, 255350291), (133, 155514087), (171, 120955401), (189, 109435839), (399, 51838029), (513, 40318467), (567, 36478613), (1197, 17279343), (1539, 13439489), (3591, 5759781), (10773, 1919927)]