20184385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{6607}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 26643456

約数和(自身を除く): 6459071

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 6607, 33035, 85891, 310529, 429455, 1552645, 4036877, 20184385]

約数ペア:

[(1, 20184385), (5, 4036877), (13, 1552645), (47, 429455), (65, 310529), (235, 85891), (611, 33035), (3055, 6607)]