20807628

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23753}}^1$

素因数の和:23833

約数の個数: 24

約数和(自身を含む): 49218288

約数和(自身を除く): 28410660

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23753, 47506, 71259, 95012, 142518, 285036, 1733969, 3467938, 5201907, 6935876, 10403814, 20807628]

約数ペア:

[(1, 20807628), (2, 10403814), (3, 6935876), (4, 5201907), (6, 3467938), (12, 1733969), (73, 285036), (146, 142518), (219, 95012), (292, 71259), (438, 47506), (876, 23753)]