20984600065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{35923}}^1$

素因数の和:36014

約数の個数: 64

約数和(自身を含む): 31866024960

約数和(自身を除く): 10881424895

約数列:

[1, 5, 11, 13, 19, 43, 55, 65, 95, 143, 209, 215, 247, 473, 559, 715, 817, 1045, 1235, 2365, 2717, 2795, 4085, 6149, 8987, 10621, 13585, 30745, 35923, 44935, 53105, 116831, 179615, 395153, 466999, 584155, 682537, 1544689, 1975765, 2334995, 3412685, 5136989, 7507907, 7723445, 8872981, 16991579, 20080957, 25684945, 29349091, 37539535, 44364905, 84957895, 97602791, 100404785, 146745455, 220890527, 322840001, 381538183, 488013955, 1104452635, 1614200005, 1907690915, 4196920013, 20984600065]

約数ペア:

[(1, 20984600065), (5, 4196920013), (11, 1907690915), (13, 1614200005), (19, 1104452635), (43, 488013955), (55, 381538183), (65, 322840001), (95, 220890527), (143, 146745455), (209, 100404785), (215, 97602791), (247, 84957895), (473, 44364905), (559, 37539535), (715, 29349091), (817, 25684945), (1045, 20080957), (1235, 16991579), (2365, 8872981), (2717, 7723445), (2795, 7507907), (4085, 5136989), (6149, 3412685), (8987, 2334995), (10621, 1975765), (13585, 1544689), (30745, 682537), (35923, 584155), (44935, 466999), (53105, 395153), (116831, 179615)]