18718172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13723}}^1$

素因数の和:13769

約数の個数: 24

約数和(自身を含む): 36890112

約数和(自身を除く): 18171940

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 13723, 27446, 54892, 150953, 301906, 425413, 603812, 850826, 1701652, 4679543, 9359086, 18718172]

約数ペア:

[(1, 18718172), (2, 9359086), (4, 4679543), (11, 1701652), (22, 850826), (31, 603812), (44, 425413), (62, 301906), (124, 150953), (341, 54892), (682, 27446), (1364, 13723)]