20684912

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56209}}^1$

素因数の和:56240

約数の個数: 20

約数和(自身を含む): 41820240

約数和(自身を除く): 21135328

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56209, 112418, 224836, 449672, 899344, 1292807, 2585614, 5171228, 10342456, 20684912]

約数ペア:

[(1, 20684912), (2, 10342456), (4, 5171228), (8, 2585614), (16, 1292807), (23, 899344), (46, 449672), (92, 224836), (184, 112418), (368, 56209)]