20565986056

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{19861}}^1$

素因数の和:19967

約数の個数: 96

約数和(自身を含む): 49280005440

約数和(自身を除く): 28714019384

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 902, 1148, 1681, 1804, 2296, 3157, 3362, 3608, 6314, 6724, 11767, 12628, 13448, 18491, 19861, 23534, 25256, 36982, 39722, 47068, 73964, 79444, 94136, 129437, 139027, 147928, 158888, 218471, 258874, 278054, 436942, 517748, 556108, 814301, 873884, 1035496, 1112216, 1529297, 1628602, 1747768, 3058594, 3257204, 5700107, 6117188, 6514408, 8957311, 11400214, 12234376, 17914622, 22800428, 33386341, 35829244, 45600856, 62701177, 66772682, 71658488, 125402354, 133545364, 233704387, 250804708, 267090728, 367249751, 467408774, 501609416, 734499502, 934817548, 1468999004, 1869635096, 2570748257, 2937998008, 5141496514, 10282993028, 20565986056]

約数ペア:

[(1, 20565986056), (2, 10282993028), (4, 5141496514), (7, 2937998008), (8, 2570748257), (11, 1869635096), (14, 1468999004), (22, 934817548), (28, 734499502), (41, 501609416), (44, 467408774), (56, 367249751), (77, 267090728), (82, 250804708), (88, 233704387), (154, 133545364), (164, 125402354), (287, 71658488), (308, 66772682), (328, 62701177), (451, 45600856), (574, 35829244), (616, 33386341), (902, 22800428), (1148, 17914622), (1681, 12234376), (1804, 11400214), (2296, 8957311), (3157, 6514408), (3362, 6117188), (3608, 5700107), (6314, 3257204), (6724, 3058594), (11767, 1747768), (12628, 1628602), (13448, 1529297), (18491, 1112216), (19861, 1035496), (23534, 873884), (25256, 814301), (36982, 556108), (39722, 517748), (47068, 436942), (73964, 278054), (79444, 258874), (94136, 218471), (129437, 158888), (139027, 147928)]