9771890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51431}}^1$

素因数の和:51457

約数の個数: 16

約数和(自身を含む): 18515520

約数和(自身を除く): 8743630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 51431, 102862, 257155, 514310, 977189, 1954378, 4885945, 9771890]

約数ペア:

[(1, 9771890), (2, 4885945), (5, 1954378), (10, 977189), (19, 514310), (38, 257155), (95, 102862), (190, 51431)]