19967912

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{23327}}^1$

素因数の和:23440

約数の個数: 16

約数和(自身を含む): 37791360

約数和(自身を除く): 17823448

約数列:

[1, 2, 4, 8, 107, 214, 428, 856, 23327, 46654, 93308, 186616, 2495989, 4991978, 9983956, 19967912]

約数ペア:

[(1, 19967912), (2, 9983956), (4, 4991978), (8, 2495989), (107, 186616), (214, 93308), (428, 46654), (856, 23327)]