20872416

素因数分解:

$2^5\times 3^1\times {\mathrm{217421}}^1$

素因数の和:217434

約数の個数: 24

約数和(自身を含む): 54790344

約数和(自身を除く): 33917928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 217421, 434842, 652263, 869684, 1304526, 1739368, 2609052, 3478736, 5218104, 6957472, 10436208, 20872416]

約数ペア:

[(1, 20872416), (2, 10436208), (3, 6957472), (4, 5218104), (6, 3478736), (8, 2609052), (12, 1739368), (16, 1304526), (24, 869684), (32, 652263), (48, 434842), (96, 217421)]