25821874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 44311680

約数和(自身を除く): 18489806

約数列:

[1, 2, 13, 19, 26, 38, 167, 247, 313, 334, 494, 626, 2171, 3173, 4069, 4342, 5947, 6346, 8138, 11894, 41249, 52271, 77311, 82498, 104542, 154622, 679523, 993149, 1359046, 1986298, 12910937, 25821874]

約数ペア:

[(1, 25821874), (2, 12910937), (13, 1986298), (19, 1359046), (26, 993149), (38, 679523), (167, 154622), (247, 104542), (313, 82498), (334, 77311), (494, 52271), (626, 41249), (2171, 11894), (3173, 8138), (4069, 6346), (4342, 5947)]