2019798

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^2$

素因数の和:221

約数の個数: 36

約数和(自身を含む): 4821804

約数和(自身を除く): 2802006

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 198, 202, 303, 606, 909, 1111, 1818, 2222, 3333, 6666, 9999, 10201, 19998, 20402, 30603, 61206, 91809, 112211, 183618, 224422, 336633, 673266, 1009899, 2019798]

約数ペア:

[(1, 2019798), (2, 1009899), (3, 673266), (6, 336633), (9, 224422), (11, 183618), (18, 112211), (22, 91809), (33, 61206), (66, 30603), (99, 20402), (101, 19998), (198, 10201), (202, 9999), (303, 6666), (606, 3333), (909, 2222), (1111, 1818)]