20887052

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 37333296

約数和(自身を除く): 16446244

約数列:

[1, 2, 4, 73, 146, 233, 292, 307, 466, 614, 932, 1228, 17009, 22411, 34018, 44822, 68036, 71531, 89644, 143062, 286124, 5221763, 10443526, 20887052]

約数ペア:

[(1, 20887052), (2, 10443526), (4, 5221763), (73, 286124), (146, 143062), (233, 89644), (292, 71531), (307, 68036), (466, 44822), (614, 34018), (932, 22411), (1228, 17009)]