19530872

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{27431}}^1$

素因数の和:27526

約数の個数: 16

約数和(自身を含む): 37033200

約数和(自身を除く): 17502328

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 27431, 54862, 109724, 219448, 2441359, 4882718, 9765436, 19530872]

約数ペア:

[(1, 19530872), (2, 9765436), (4, 4882718), (8, 2441359), (89, 219448), (178, 109724), (356, 54862), (712, 27431)]