18429992

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 42336000

約数和(自身を除く): 23906008

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 41, 46, 56, 82, 92, 161, 164, 184, 287, 322, 328, 349, 574, 644, 698, 943, 1148, 1288, 1396, 1886, 2296, 2443, 2792, 3772, 4886, 6601, 7544, 8027, 9772, 13202, 14309, 16054, 19544, 26404, 28618, 32108, 52808, 56189, 57236, 64216, 100163, 112378, 114472, 200326, 224756, 329107, 400652, 449512, 658214, 801304, 1316428, 2303749, 2632856, 4607498, 9214996, 18429992]

約数ペア:

[(1, 18429992), (2, 9214996), (4, 4607498), (7, 2632856), (8, 2303749), (14, 1316428), (23, 801304), (28, 658214), (41, 449512), (46, 400652), (56, 329107), (82, 224756), (92, 200326), (161, 114472), (164, 112378), (184, 100163), (287, 64216), (322, 57236), (328, 56189), (349, 52808), (574, 32108), (644, 28618), (698, 26404), (943, 19544), (1148, 16054), (1288, 14309), (1396, 13202), (1886, 9772), (2296, 8027), (2443, 7544), (2792, 6601), (3772, 4886)]