2541748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 4937184

約数和(自身を除く): 2395436

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 947, 1342, 1894, 2684, 3788, 10417, 20834, 41668, 57767, 115534, 231068, 635437, 1270874, 2541748]

約数ペア:

[(1, 2541748), (2, 1270874), (4, 635437), (11, 231068), (22, 115534), (44, 57767), (61, 41668), (122, 20834), (244, 10417), (671, 3788), (947, 2684), (1342, 1894)]