18484193

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 22874880

約数和(自身を除く): 4390687

約数列:

[1, 7, 13, 91, 229, 887, 1603, 2977, 6209, 11531, 20839, 80717, 203123, 1421861, 2640599, 18484193]

約数ペア:

[(1, 18484193), (7, 2640599), (13, 1421861), (91, 203123), (229, 80717), (887, 20839), (1603, 11531), (2977, 6209)]