20402547

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{3793}}^1$

素因数の和:3970

約数の個数: 16

約数和(自身を含む): 29866368

約数和(自身を除く): 9463821

約数列:

[1, 3, 11, 33, 163, 489, 1793, 3793, 5379, 11379, 41723, 125169, 618259, 1854777, 6800849, 20402547]

約数ペア:

[(1, 20402547), (3, 6800849), (11, 1854777), (33, 618259), (163, 125169), (489, 41723), (1793, 11379), (3793, 5379)]