22889776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 55552000

約数和(自身を除く): 32662224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 199, 208, 316, 364, 398, 553, 632, 728, 796, 1027, 1106, 1264, 1393, 1456, 1592, 2054, 2212, 2587, 2786, 3184, 4108, 4424, 5174, 5572, 7189, 8216, 8848, 10348, 11144, 14378, 15721, 16432, 18109, 20696, 22288, 28756, 31442, 36218, 41392, 57512, 62884, 72436, 110047, 115024, 125768, 144872, 204373, 220094, 251536, 289744, 408746, 440188, 817492, 880376, 1430611, 1634984, 1760752, 2861222, 3269968, 5722444, 11444888, 22889776]

約数ペア:

[(1, 22889776), (2, 11444888), (4, 5722444), (7, 3269968), (8, 2861222), (13, 1760752), (14, 1634984), (16, 1430611), (26, 880376), (28, 817492), (52, 440188), (56, 408746), (79, 289744), (91, 251536), (104, 220094), (112, 204373), (158, 144872), (182, 125768), (199, 115024), (208, 110047), (316, 72436), (364, 62884), (398, 57512), (553, 41392), (632, 36218), (728, 31442), (796, 28756), (1027, 22288), (1106, 20696), (1264, 18109), (1393, 16432), (1456, 15721), (1592, 14378), (2054, 11144), (2212, 10348), (2587, 8848), (2786, 8216), (3184, 7189), (4108, 5572), (4424, 5174)]