19999188

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{50503}}^1$

素因数の和:50524

約数の個数: 36

約数和(自身を含む): 55150368

約数和(自身を除く): 35151180

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 50503, 101006, 151509, 202012, 303018, 454527, 555533, 606036, 909054, 1111066, 1666599, 1818108, 2222132, 3333198, 4999797, 6666396, 9999594, 19999188]

約数ペア:

[(1, 19999188), (2, 9999594), (3, 6666396), (4, 4999797), (6, 3333198), (9, 2222132), (11, 1818108), (12, 1666599), (18, 1111066), (22, 909054), (33, 606036), (36, 555533), (44, 454527), (66, 303018), (99, 202012), (132, 151509), (198, 101006), (396, 50503)]