20173387

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22442112

約数和(自身を除く): 2268725

約数列:

[1, 13, 47, 137, 241, 611, 1781, 3133, 6439, 11327, 33017, 83707, 147251, 429221, 1551799, 20173387]

約数ペア:

[(1, 20173387), (13, 1551799), (47, 429221), (137, 147251), (241, 83707), (611, 33017), (1781, 11327), (3133, 6439)]