20882356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 41674752

約数和(自身を除く): 20792396

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 101, 127, 148, 202, 254, 404, 407, 508, 814, 1111, 1397, 1628, 2222, 2794, 3737, 4444, 4699, 5588, 7474, 9398, 12827, 14948, 18796, 25654, 41107, 51308, 51689, 82214, 103378, 141097, 164428, 206756, 282194, 474599, 564388, 949198, 1898396, 5220589, 10441178, 20882356]

約数ペア:

[(1, 20882356), (2, 10441178), (4, 5220589), (11, 1898396), (22, 949198), (37, 564388), (44, 474599), (74, 282194), (101, 206756), (127, 164428), (148, 141097), (202, 103378), (254, 82214), (404, 51689), (407, 51308), (508, 41107), (814, 25654), (1111, 18796), (1397, 14948), (1628, 12827), (2222, 9398), (2794, 7474), (3737, 5588), (4444, 4699)]