20145694

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1227

約数の個数: 16

約数和(自身を含む): 30906000

約数和(自身を除く): 10760306

約数列:

[1, 2, 67, 134, 149, 298, 1009, 2018, 9983, 19966, 67603, 135206, 150341, 300682, 10072847, 20145694]

約数ペア:

[(1, 20145694), (2, 10072847), (67, 300682), (134, 150341), (149, 135206), (298, 67603), (1009, 19966), (2018, 9983)]