1878391636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{4657}}^1$

素因数の和:4864

約数の個数: 48

約数和(自身を含む): 3662305920

約数和(自身を除く): 1783914284

約数列:

[1, 2, 4, 11, 22, 44, 89, 103, 178, 206, 356, 412, 979, 1133, 1958, 2266, 3916, 4532, 4657, 9167, 9314, 18334, 18628, 36668, 51227, 100837, 102454, 201674, 204908, 403348, 414473, 479671, 828946, 959342, 1657892, 1918684, 4559203, 5276381, 9118406, 10552762, 18236812, 21105524, 42690719, 85381438, 170762876, 469597909, 939195818, 1878391636]

約数ペア:

[(1, 1878391636), (2, 939195818), (4, 469597909), (11, 170762876), (22, 85381438), (44, 42690719), (89, 21105524), (103, 18236812), (178, 10552762), (206, 9118406), (356, 5276381), (412, 4559203), (979, 1918684), (1133, 1657892), (1958, 959342), (2266, 828946), (3916, 479671), (4532, 414473), (4657, 403348), (9167, 204908), (9314, 201674), (18334, 102454), (18628, 100837), (36668, 51227)]