39988912

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{86183}}^1$

素因数の和:86220

約数の個数: 20

約数和(自身を含む): 80151120

約数和(自身を除く): 40162208

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 86183, 172366, 344732, 689464, 1378928, 2499307, 4998614, 9997228, 19994456, 39988912]

約数ペア:

[(1, 39988912), (2, 19994456), (4, 9997228), (8, 4998614), (16, 2499307), (29, 1378928), (58, 689464), (116, 344732), (232, 172366), (464, 86183)]