2019988

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 3686760

約数和(自身を除く): 1666772

約数列:

[1, 2, 4, 41, 82, 109, 113, 164, 218, 226, 436, 452, 4469, 4633, 8938, 9266, 12317, 17876, 18532, 24634, 49268, 504997, 1009994, 2019988]

約数ペア:

[(1, 2019988), (2, 1009994), (4, 504997), (41, 49268), (82, 24634), (109, 18532), (113, 17876), (164, 12317), (218, 9266), (226, 8938), (436, 4633), (452, 4469)]