18479253

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3617}}^1$

素因数の和:3764

約数の個数: 16

約数和(自身を含む): 26744256

約数和(自身を除く): 8265003

約数列:

[1, 3, 13, 39, 131, 393, 1703, 3617, 5109, 10851, 47021, 141063, 473827, 1421481, 6159751, 18479253]

約数ペア:

[(1, 18479253), (3, 6159751), (13, 1421481), (39, 473827), (131, 141063), (393, 47021), (1703, 10851), (3617, 5109)]