20176532516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1\times {\mathrm{24421}}^1$

素因数の和:26004

約数の個数: 48

約数和(自身を含む): 42506002560

約数和(自身を除く): 22329470044

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1553, 3106, 6212, 10871, 21742, 24421, 29507, 43484, 48842, 59014, 97684, 118028, 170947, 206549, 341894, 413098, 463999, 683788, 826196, 927998, 1855996, 3247993, 6495986, 12991972, 37925813, 75851626, 151703252, 265480691, 530961382, 720590447, 1061922764, 1441180894, 2882361788, 5044133129, 10088266258, 20176532516]

約数ペア:

[(1, 20176532516), (2, 10088266258), (4, 5044133129), (7, 2882361788), (14, 1441180894), (19, 1061922764), (28, 720590447), (38, 530961382), (76, 265480691), (133, 151703252), (266, 75851626), (532, 37925813), (1553, 12991972), (3106, 6495986), (6212, 3247993), (10871, 1855996), (21742, 927998), (24421, 826196), (29507, 683788), (43484, 463999), (48842, 413098), (59014, 341894), (97684, 206549), (118028, 170947)]