18417868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{38693}}^1$

素因数の和:38721

約数の個数: 24

約数和(自身を含む): 39003552

約数和(自身を除く): 20585684

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 38693, 77386, 154772, 270851, 541702, 657781, 1083404, 1315562, 2631124, 4604467, 9208934, 18417868]

約数ペア:

[(1, 18417868), (2, 9208934), (4, 4604467), (7, 2631124), (14, 1315562), (17, 1083404), (28, 657781), (34, 541702), (68, 270851), (119, 154772), (238, 77386), (476, 38693)]