20163790

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15877}}^1$

素因数の和:16011

約数の個数: 16

約数和(自身を含む): 36582912

約数和(自身を除く): 16419122

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 15877, 31754, 79385, 158770, 2016379, 4032758, 10081895, 20163790]

約数ペア:

[(1, 20163790), (2, 10081895), (5, 4032758), (10, 2016379), (127, 158770), (254, 79385), (635, 31754), (1270, 15877)]