18893641

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 21150976

約数和(自身を除く): 2257335

約数列:

[1, 13, 43, 73, 463, 559, 949, 3139, 6019, 19909, 33799, 40807, 258817, 439387, 1453357, 18893641]

約数ペア:

[(1, 18893641), (13, 1453357), (43, 439387), (73, 258817), (463, 40807), (559, 33799), (949, 19909), (3139, 6019)]