18976496

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 46687488

約数和(自身を除く): 27710992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 73, 77, 88, 112, 146, 154, 176, 211, 292, 308, 422, 511, 584, 616, 803, 844, 1022, 1168, 1232, 1477, 1606, 1688, 2044, 2321, 2954, 3212, 3376, 4088, 4642, 5621, 5908, 6424, 8176, 9284, 11242, 11816, 12848, 15403, 16247, 18568, 22484, 23632, 30806, 32494, 37136, 44968, 61612, 64988, 89936, 107821, 123224, 129976, 169433, 215642, 246448, 259952, 338866, 431284, 677732, 862568, 1186031, 1355464, 1725136, 2372062, 2710928, 4744124, 9488248, 18976496]

約数ペア:

[(1, 18976496), (2, 9488248), (4, 4744124), (7, 2710928), (8, 2372062), (11, 1725136), (14, 1355464), (16, 1186031), (22, 862568), (28, 677732), (44, 431284), (56, 338866), (73, 259952), (77, 246448), (88, 215642), (112, 169433), (146, 129976), (154, 123224), (176, 107821), (211, 89936), (292, 64988), (308, 61612), (422, 44968), (511, 37136), (584, 32494), (616, 30806), (803, 23632), (844, 22484), (1022, 18568), (1168, 16247), (1232, 15403), (1477, 12848), (1606, 11816), (1688, 11242), (2044, 9284), (2321, 8176), (2954, 6424), (3212, 5908), (3376, 5621), (4088, 4642)]