20523667

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 22356000

約数和(自身を除く): 1832333

約数列:

[1, 19, 53, 89, 229, 1007, 1691, 4351, 4717, 12137, 20381, 89623, 230603, 387239, 1080193, 20523667]

約数ペア:

[(1, 20523667), (19, 1080193), (53, 387239), (89, 230603), (229, 89623), (1007, 20381), (1691, 12137), (4351, 4717)]