19128256

素因数分解:

$2^6\times 7^1\times {\mathrm{42697}}^1$

素因数の和:42716

約数の個数: 28

約数和(自身を含む): 43381168

約数和(自身を除く): 24252912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 42697, 85394, 170788, 298879, 341576, 597758, 683152, 1195516, 1366304, 2391032, 2732608, 4782064, 9564128, 19128256]

約数ペア:

[(1, 19128256), (2, 9564128), (4, 4782064), (7, 2732608), (8, 2391032), (14, 1366304), (16, 1195516), (28, 683152), (32, 597758), (56, 341576), (64, 298879), (112, 170788), (224, 85394), (448, 42697)]