18981752

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{32503}}^1$

素因数の和:32582

約数の個数: 16

約数和(自身を含む): 36079440

約数和(自身を除く): 17097688

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 32503, 65006, 130012, 260024, 2372719, 4745438, 9490876, 18981752]

約数ペア:

[(1, 18981752), (2, 9490876), (4, 4745438), (8, 2372719), (73, 260024), (146, 130012), (292, 65006), (584, 32503)]