20481224

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 20126776

約数列:

[1, 2, 4, 8, 23, 46, 79, 92, 158, 184, 316, 632, 1409, 1817, 2818, 3634, 5636, 7268, 11272, 14536, 32407, 64814, 111311, 129628, 222622, 259256, 445244, 890488, 2560153, 5120306, 10240612, 20481224]

約数ペア:

[(1, 20481224), (2, 10240612), (4, 5120306), (8, 2560153), (23, 890488), (46, 445244), (79, 259256), (92, 222622), (158, 129628), (184, 111311), (316, 64814), (632, 32407), (1409, 14536), (1817, 11272), (2818, 7268), (3634, 5636)]