20187714113

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{3691}}^1\times {\mathrm{12809}}^1$

素因数の和:16568

約数の個数: 16

約数和(自身を含む): 23458081920

約数和(自身を除く): 3270367807

約数列:

[1, 7, 61, 427, 3691, 12809, 25837, 89663, 225151, 781349, 1576057, 5469443, 47278019, 330946133, 2883959159, 20187714113]

約数ペア:

[(1, 20187714113), (7, 2883959159), (61, 330946133), (427, 47278019), (3691, 5469443), (12809, 1576057), (25837, 781349), (89663, 225151)]