20107358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2659}}^1$

素因数の和:2879

約数の個数: 16

約数和(自身を含む): 31920000

約数和(自身を除く): 11812642

約数列:

[1, 2, 19, 38, 199, 398, 2659, 3781, 5318, 7562, 50521, 101042, 529141, 1058282, 10053679, 20107358]

約数ペア:

[(1, 20107358), (2, 10053679), (19, 1058282), (38, 529141), (199, 101042), (398, 50521), (2659, 7562), (3781, 5318)]