20525092

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 44311680

約数和(自身を除く): 23786588

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 941, 1148, 1558, 1882, 3116, 3764, 5453, 6587, 10906, 13174, 17879, 21812, 26348, 35758, 38581, 71516, 77162, 125153, 154324, 250306, 270067, 500612, 540134, 733039, 1080268, 1466078, 2932156, 5131273, 10262546, 20525092]

約数ペア:

[(1, 20525092), (2, 10262546), (4, 5131273), (7, 2932156), (14, 1466078), (19, 1080268), (28, 733039), (38, 540134), (41, 500612), (76, 270067), (82, 250306), (133, 154324), (164, 125153), (266, 77162), (287, 71516), (532, 38581), (574, 35758), (779, 26348), (941, 21812), (1148, 17879), (1558, 13174), (1882, 10906), (3116, 6587), (3764, 5453)]