18877557752

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{1039}}^1\times {\mathrm{16339}}^1$

素因数の和:17523

約数の個数: 32

約数和(自身を含む): 35686560000

約数和(自身を除く): 16809002248

約数列:

[1, 2, 4, 8, 139, 278, 556, 1039, 1112, 2078, 4156, 8312, 16339, 32678, 65356, 130712, 144421, 288842, 577684, 1155368, 2271121, 4542242, 9084484, 16976221, 18168968, 33952442, 67904884, 135809768, 2359694719, 4719389438, 9438778876, 18877557752]

約数ペア:

[(1, 18877557752), (2, 9438778876), (4, 4719389438), (8, 2359694719), (139, 135809768), (278, 67904884), (556, 33952442), (1039, 18168968), (1112, 16976221), (2078, 9084484), (4156, 4542242), (8312, 2271121), (16339, 1155368), (32678, 577684), (65356, 288842), (130712, 144421)]