18100385

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 22384512

約数和(自身を除く): 4284127

約数列:

[1, 5, 67, 71, 335, 355, 761, 3805, 4757, 23785, 50987, 54031, 254935, 270155, 3620077, 18100385]

約数ペア:

[(1, 18100385), (5, 3620077), (67, 270155), (71, 254935), (335, 54031), (355, 50987), (761, 23785), (3805, 4757)]