20508766

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8263}}^1$

素因数の和:8355

約数の個数: 16

約数和(自身を含む): 33022944

約数和(自身を除く): 12514178

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8263, 16526, 140471, 280942, 603199, 1206398, 10254383, 20508766]

約数ペア:

[(1, 20508766), (2, 10254383), (17, 1206398), (34, 603199), (73, 280942), (146, 140471), (1241, 16526), (2482, 8263)]