20552775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14423}}^1$

素因数の和:14455

約数の個数: 24

約数和(自身を含む): 35771520

約数和(自身を除く): 15218745

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 14423, 43269, 72115, 216345, 274037, 360575, 822111, 1081725, 1370185, 4110555, 6850925, 20552775]

約数ペア:

[(1, 20552775), (3, 6850925), (5, 4110555), (15, 1370185), (19, 1081725), (25, 822111), (57, 360575), (75, 274037), (95, 216345), (285, 72115), (475, 43269), (1425, 14423)]