20030881444

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{115553}}^1$

素因数の和:115756

約数の個数: 48

約数和(自身を含む): 41311017216

約数和(自身を除く): 21280135772

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 151, 164, 287, 302, 574, 604, 1057, 1148, 2114, 4228, 6191, 12382, 24764, 43337, 86674, 115553, 173348, 231106, 462212, 808871, 1617742, 3235484, 4737673, 9475346, 17448503, 18950692, 33163711, 34897006, 66327422, 69794012, 122139521, 132654844, 244279042, 488558084, 715388623, 1430777246, 2861554492, 5007720361, 10015440722, 20030881444]

約数ペア:

[(1, 20030881444), (2, 10015440722), (4, 5007720361), (7, 2861554492), (14, 1430777246), (28, 715388623), (41, 488558084), (82, 244279042), (151, 132654844), (164, 122139521), (287, 69794012), (302, 66327422), (574, 34897006), (604, 33163711), (1057, 18950692), (1148, 17448503), (2114, 9475346), (4228, 4737673), (6191, 3235484), (12382, 1617742), (24764, 808871), (43337, 462212), (86674, 231106), (115553, 173348)]