20191472

素因数分解:

$2^4\times 7^1\times {\mathrm{180281}}^1$

素因数の和:180296

約数の個数: 20

約数和(自身を含む): 44709936

約数和(自身を除く): 24518464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180281, 360562, 721124, 1261967, 1442248, 2523934, 2884496, 5047868, 10095736, 20191472]

約数ペア:

[(1, 20191472), (2, 10095736), (4, 5047868), (7, 2884496), (8, 2523934), (14, 1442248), (16, 1261967), (28, 721124), (56, 360562), (112, 180281)]