19804024

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{33911}}^1$

素因数の和:33990

約数の個数: 16

約数和(自身を含む): 37642320

約数和(自身を除く): 17838296

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 33911, 67822, 135644, 271288, 2475503, 4951006, 9902012, 19804024]

約数ペア:

[(1, 19804024), (2, 9902012), (4, 4951006), (8, 2475503), (73, 271288), (146, 135644), (292, 67822), (584, 33911)]