18838956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 28335444

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 106, 114, 159, 212, 228, 318, 636, 1007, 1559, 2014, 3021, 3118, 4028, 4677, 6042, 6236, 9354, 12084, 18708, 29621, 59242, 82627, 88863, 118484, 165254, 177726, 247881, 330508, 355452, 495762, 991524, 1569913, 3139826, 4709739, 6279652, 9419478, 18838956]

約数ペア:

[(1, 18838956), (2, 9419478), (3, 6279652), (4, 4709739), (6, 3139826), (12, 1569913), (19, 991524), (38, 495762), (53, 355452), (57, 330508), (76, 247881), (106, 177726), (114, 165254), (159, 118484), (212, 88863), (228, 82627), (318, 59242), (636, 29621), (1007, 18708), (1559, 12084), (2014, 9354), (3021, 6236), (3118, 6042), (4028, 4677)]