28163852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5531}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 52664640

約数和(自身を除く): 24500788

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 5531, 11062, 22124, 105089, 210178, 370577, 420356, 741154, 1482308, 7040963, 14081926, 28163852]

約数ペア:

[(1, 28163852), (2, 14081926), (4, 7040963), (19, 1482308), (38, 741154), (67, 420356), (76, 370577), (134, 210178), (268, 105089), (1273, 22124), (2546, 11062), (5092, 5531)]