2020986

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 4885920

約数和(自身を除く): 2864934

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 173, 177, 198, 346, 354, 519, 531, 649, 1038, 1062, 1298, 1557, 1903, 1947, 3114, 3806, 3894, 5709, 5841, 10207, 11418, 11682, 17127, 20414, 30621, 34254, 61242, 91863, 112277, 183726, 224554, 336831, 673662, 1010493, 2020986]

約数ペア:

[(1, 2020986), (2, 1010493), (3, 673662), (6, 336831), (9, 224554), (11, 183726), (18, 112277), (22, 91863), (33, 61242), (59, 34254), (66, 30621), (99, 20414), (118, 17127), (173, 11682), (177, 11418), (198, 10207), (346, 5841), (354, 5709), (519, 3894), (531, 3806), (649, 3114), (1038, 1947), (1062, 1903), (1298, 1557)]