20798023912

素因数分解:

$2^3\times {\mathrm{7321}}^1\times {\mathrm{355109}}^1$

素因数の和:362436

約数の個数: 16

約数和(自身を含む): 39001731300

約数和(自身を除く): 18203707388

約数列:

[1, 2, 4, 8, 7321, 14642, 29284, 58568, 355109, 710218, 1420436, 2840872, 2599752989, 5199505978, 10399011956, 20798023912]

約数ペア:

[(1, 20798023912), (2, 10399011956), (4, 5199505978), (8, 2599752989), (7321, 2840872), (14642, 1420436), (29284, 710218), (58568, 355109)]