20019603

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3463}}^1$

素因数の和:3554

約数の個数: 16

約数和(自身を含む): 27933696

約数和(自身を除く): 7914093

約数列:

[1, 3, 41, 47, 123, 141, 1927, 3463, 5781, 10389, 141983, 162761, 425949, 488283, 6673201, 20019603]

約数ペア:

[(1, 20019603), (3, 6673201), (41, 488283), (47, 425949), (123, 162761), (141, 141983), (1927, 10389), (3463, 5781)]