20077918

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2909}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 17635682

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 203, 238, 406, 493, 986, 2909, 3451, 5818, 6902, 20363, 40726, 49453, 84361, 98906, 168722, 346171, 590527, 692342, 1181054, 1434137, 2868274, 10038959, 20077918]

約数ペア:

[(1, 20077918), (2, 10038959), (7, 2868274), (14, 1434137), (17, 1181054), (29, 692342), (34, 590527), (58, 346171), (119, 168722), (203, 98906), (238, 84361), (406, 49453), (493, 40726), (986, 20363), (2909, 6902), (3451, 5818)]