20082164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2063

約数の個数: 24

約数和(自身を含む): 37279200

約数和(自身を除く): 17197036

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 1901, 2641, 3802, 5282, 7604, 10564, 36119, 72238, 144476, 264239, 528478, 1056956, 5020541, 10041082, 20082164]

約数ペア:

[(1, 20082164), (2, 10041082), (4, 5020541), (19, 1056956), (38, 528478), (76, 264239), (139, 144476), (278, 72238), (556, 36119), (1901, 10564), (2641, 7604), (3802, 5282)]