20069008

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30593}}^1$

素因数の和:30642

約数の個数: 20

約数和(自身を含む): 39833388

約数和(自身を除く): 19764380

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30593, 61186, 122372, 244744, 489488, 1254313, 2508626, 5017252, 10034504, 20069008]

約数ペア:

[(1, 20069008), (2, 10034504), (4, 5017252), (8, 2508626), (16, 1254313), (41, 489488), (82, 244744), (164, 122372), (328, 61186), (656, 30593)]