20417035

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 25191936

約数和(自身を除く): 4774901

約数列:

[1, 5, 47, 235, 283, 307, 1415, 1535, 13301, 14429, 66505, 72145, 86881, 434405, 4083407, 20417035]

約数ペア:

[(1, 20417035), (5, 4083407), (47, 434405), (235, 86881), (283, 72145), (307, 66505), (1415, 14429), (1535, 13301)]