2081564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 3906000

約数和(自身を除く): 1824436

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 449, 898, 1159, 1796, 2318, 4636, 8531, 17062, 27389, 34124, 54778, 109556, 520391, 1040782, 2081564]

約数ペア:

[(1, 2081564), (2, 1040782), (4, 520391), (19, 109556), (38, 54778), (61, 34124), (76, 27389), (122, 17062), (244, 8531), (449, 4636), (898, 2318), (1159, 1796)]