20722646

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 16913194

約数列:

[1, 2, 7, 14, 29, 43, 58, 86, 203, 301, 406, 602, 1187, 1247, 2374, 2494, 8309, 8729, 16618, 17458, 34423, 51041, 68846, 102082, 240961, 357287, 481922, 714574, 1480189, 2960378, 10361323, 20722646]

約数ペア:

[(1, 20722646), (2, 10361323), (7, 2960378), (14, 1480189), (29, 714574), (43, 481922), (58, 357287), (86, 240961), (203, 102082), (301, 68846), (406, 51041), (602, 34423), (1187, 17458), (1247, 16618), (2374, 8729), (2494, 8309)]