20173847218

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{124427}}^1$

素因数の和:124786

約数の個数: 32

約数和(自身を含む): 35632197504

約数和(自身を除く): 15458350286

約数列:

[1, 2, 7, 14, 37, 74, 259, 313, 518, 626, 2191, 4382, 11581, 23162, 81067, 124427, 162134, 248854, 870989, 1741978, 4603799, 9207598, 32226593, 38945651, 64453186, 77891302, 272619557, 545239114, 1440989087, 2881978174, 10086923609, 20173847218]

約数ペア:

[(1, 20173847218), (2, 10086923609), (7, 2881978174), (14, 1440989087), (37, 545239114), (74, 272619557), (259, 77891302), (313, 64453186), (518, 38945651), (626, 32226593), (2191, 9207598), (4382, 4603799), (11581, 1741978), (23162, 870989), (81067, 248854), (124427, 162134)]