2089972

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 3880800

約数和(自身を除く): 1790828

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 419, 838, 1247, 1676, 2494, 4988, 12151, 18017, 24302, 36034, 48604, 72068, 522493, 1044986, 2089972]

約数ペア:

[(1, 2089972), (2, 1044986), (4, 522493), (29, 72068), (43, 48604), (58, 36034), (86, 24302), (116, 18017), (172, 12151), (419, 4988), (838, 2494), (1247, 1676)]