20541472

素因数分解:

$2^5\times 7^1\times {\mathrm{91703}}^1$

素因数の和:91720

約数の個数: 24

約数和(自身を含む): 46218816

約数和(自身を除く): 25677344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 91703, 183406, 366812, 641921, 733624, 1283842, 1467248, 2567684, 2934496, 5135368, 10270736, 20541472]

約数ペア:

[(1, 20541472), (2, 10270736), (4, 5135368), (7, 2934496), (8, 2567684), (14, 1467248), (16, 1283842), (28, 733624), (32, 641921), (56, 366812), (112, 183406), (224, 91703)]