20157053

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1499}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 24624000

約数和(自身を除く): 4466947

約数列:

[1, 7, 17, 113, 119, 791, 1499, 1921, 10493, 13447, 25483, 169387, 178381, 1185709, 2879579, 20157053]

約数ペア:

[(1, 20157053), (7, 2879579), (17, 1185709), (113, 178381), (119, 169387), (791, 25483), (1499, 13447), (1921, 10493)]