18216321

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5659}}^1$

素因数の和:5728

約数の個数: 16

約数和(自身を含む): 25809600

約数和(自身を除く): 7593279

約数列:

[1, 3, 29, 37, 87, 111, 1073, 3219, 5659, 16977, 164111, 209383, 492333, 628149, 6072107, 18216321]

約数ペア:

[(1, 18216321), (3, 6072107), (29, 628149), (37, 492333), (87, 209383), (111, 164111), (1073, 16977), (3219, 5659)]