20172284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15809}}^1$

素因数の和:15853

約数の個数: 24

約数和(自身を含む): 39841200

約数和(自身を除く): 19668916

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 15809, 31618, 63236, 173899, 347798, 458461, 695596, 916922, 1833844, 5043071, 10086142, 20172284]

約数ペア:

[(1, 20172284), (2, 10086142), (4, 5043071), (11, 1833844), (22, 916922), (29, 695596), (44, 458461), (58, 347798), (116, 173899), (319, 63236), (638, 31618), (1276, 15809)]