20290467

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{3449}}^1$

素因数の和:3542

約数の個数: 16

約数和(自身を含む): 28317600

約数和(自身を除く): 8027133

約数列:

[1, 3, 37, 53, 111, 159, 1961, 3449, 5883, 10347, 127613, 182797, 382839, 548391, 6763489, 20290467]

約数ペア:

[(1, 20290467), (3, 6763489), (37, 548391), (53, 382839), (111, 182797), (159, 127613), (1961, 10347), (3449, 5883)]