25338248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12823}}^1$

素因数の和:12861

約数の個数: 32

約数和(自身を含む): 53860800

約数和(自身を除く): 28522552

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 12823, 25646, 51292, 102584, 166699, 243637, 333398, 487274, 666796, 974548, 1333592, 1949096, 3167281, 6334562, 12669124, 25338248]

約数ペア:

[(1, 25338248), (2, 12669124), (4, 6334562), (8, 3167281), (13, 1949096), (19, 1333592), (26, 974548), (38, 666796), (52, 487274), (76, 333398), (104, 243637), (152, 166699), (247, 102584), (494, 51292), (988, 25646), (1976, 12823)]