118975568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{391367}}^1$

素因数の和:391394

約数の個数: 20

約数和(自身を含む): 242648160

約数和(自身を除く): 123672592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 391367, 782734, 1565468, 3130936, 6261872, 7435973, 14871946, 29743892, 59487784, 118975568]

約数ペア:

[(1, 118975568), (2, 59487784), (4, 29743892), (8, 14871946), (16, 7435973), (19, 6261872), (38, 3130936), (76, 1565468), (152, 782734), (304, 391367)]