15920121268

素因数分解:

$2^2\times {\mathrm{509}}^1\times {\mathrm{7819313}}^1$

素因数の和:7819826

約数の個数: 12

約数和(自身を含む): 27914950980

約数和(自身を除く): 11994829712

約数列:

[1, 2, 4, 509, 1018, 2036, 7819313, 15638626, 31277252, 3980030317, 7960060634, 15920121268]

約数ペア:

[(1, 15920121268), (2, 7960060634), (4, 3980030317), (509, 31277252), (1018, 15638626), (2036, 7819313)]