205440236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{6949}}^1$

素因数の和:7361

約数の個数: 24

約数和(自身を含む): 379470000

約数和(自身を除く): 174029764

約数列:

[1, 2, 4, 19, 38, 76, 389, 778, 1556, 6949, 7391, 13898, 14782, 27796, 29564, 132031, 264062, 528124, 2703161, 5406322, 10812644, 51360059, 102720118, 205440236]

約数ペア:

[(1, 205440236), (2, 102720118), (4, 51360059), (19, 10812644), (38, 5406322), (76, 2703161), (389, 528124), (778, 264062), (1556, 132031), (6949, 29564), (7391, 27796), (13898, 14782)]