20153794

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2113}}^1$

素因数の和:2385

約数の個数: 16

約数和(自身を含む): 31963680

約数和(自身を除く): 11809886

約数列:

[1, 2, 19, 38, 251, 502, 2113, 4226, 4769, 9538, 40147, 80294, 530363, 1060726, 10076897, 20153794]

約数ペア:

[(1, 20153794), (2, 10076897), (19, 1060726), (38, 530363), (251, 80294), (502, 40147), (2113, 9538), (4226, 4769)]