20204761624

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{3673}}^1$

素因数の和:4292

約数の個数: 64

約数和(自身を含む): 40144769280

約数和(自身を除く): 19940007656

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 541, 1082, 1271, 2164, 2542, 3673, 4328, 5084, 7346, 10168, 14692, 16771, 22181, 29384, 33542, 44362, 67084, 88724, 113863, 134168, 150593, 177448, 227726, 301186, 455452, 602372, 687611, 910904, 1204744, 1375222, 1987093, 2750444, 3974186, 4668383, 5500888, 7948372, 9336766, 15896744, 18673532, 37347064, 61599883, 81470813, 123199766, 162941626, 246399532, 325883252, 492799064, 651766504, 2525595203, 5051190406, 10102380812, 20204761624]

約数ペア:

[(1, 20204761624), (2, 10102380812), (4, 5051190406), (8, 2525595203), (31, 651766504), (41, 492799064), (62, 325883252), (82, 246399532), (124, 162941626), (164, 123199766), (248, 81470813), (328, 61599883), (541, 37347064), (1082, 18673532), (1271, 15896744), (2164, 9336766), (2542, 7948372), (3673, 5500888), (4328, 4668383), (5084, 3974186), (7346, 2750444), (10168, 1987093), (14692, 1375222), (16771, 1204744), (22181, 910904), (29384, 687611), (33542, 602372), (44362, 455452), (67084, 301186), (88724, 227726), (113863, 177448), (134168, 150593)]