19745198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 33619968

約数和(自身を除く): 13874770

約数列:

[1, 2, 11, 22, 37, 74, 127, 191, 254, 382, 407, 814, 1397, 2101, 2794, 4202, 4699, 7067, 9398, 14134, 24257, 48514, 51689, 77737, 103378, 155474, 266827, 533654, 897509, 1795018, 9872599, 19745198]

約数ペア:

[(1, 19745198), (2, 9872599), (11, 1795018), (22, 897509), (37, 533654), (74, 266827), (127, 155474), (191, 103378), (254, 77737), (382, 51689), (407, 48514), (814, 24257), (1397, 14134), (2101, 9398), (2794, 7067), (4202, 4699)]