20265751

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 25116480

約数和(自身を除く): 4850729

約数列:

[1, 11, 17, 29, 37, 101, 187, 319, 407, 493, 629, 1073, 1111, 1717, 2929, 3737, 5423, 6919, 11803, 18241, 18887, 32219, 41107, 49793, 63529, 108373, 200651, 547723, 698819, 1192103, 1842341, 20265751]

約数ペア:

[(1, 20265751), (11, 1842341), (17, 1192103), (29, 698819), (37, 547723), (101, 200651), (187, 108373), (319, 63529), (407, 49793), (493, 41107), (629, 32219), (1073, 18887), (1111, 18241), (1717, 11803), (2929, 6919), (3737, 5423)]