20844796

素因数分解:

$2^2\times 7^3\times {\mathrm{15193}}^1$

素因数の和:15218

約数の個数: 24

約数和(自身を含む): 42543200

約数和(自身を除く): 21698404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 15193, 30386, 60772, 106351, 212702, 425404, 744457, 1488914, 2977828, 5211199, 10422398, 20844796]

約数ペア:

[(1, 20844796), (2, 10422398), (4, 5211199), (7, 2977828), (14, 1488914), (28, 744457), (49, 425404), (98, 212702), (196, 106351), (343, 60772), (686, 30386), (1372, 15193)]