18893856

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 34328544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 43, 46, 48, 69, 86, 92, 96, 129, 138, 172, 184, 199, 258, 276, 344, 368, 398, 516, 552, 597, 688, 736, 796, 989, 1032, 1104, 1194, 1376, 1592, 1978, 2064, 2208, 2388, 2967, 3184, 3956, 4128, 4577, 4776, 5934, 6368, 7912, 8557, 9154, 9552, 11868, 13731, 15824, 17114, 18308, 19104, 23736, 25671, 27462, 31648, 34228, 36616, 47472, 51342, 54924, 68456, 73232, 94944, 102684, 109848, 136912, 146464, 196811, 205368, 219696, 273824, 393622, 410736, 439392, 590433, 787244, 821472, 1180866, 1574488, 2361732, 3148976, 4723464, 6297952, 9446928, 18893856]

約数ペア:

[(1, 18893856), (2, 9446928), (3, 6297952), (4, 4723464), (6, 3148976), (8, 2361732), (12, 1574488), (16, 1180866), (23, 821472), (24, 787244), (32, 590433), (43, 439392), (46, 410736), (48, 393622), (69, 273824), (86, 219696), (92, 205368), (96, 196811), (129, 146464), (138, 136912), (172, 109848), (184, 102684), (199, 94944), (258, 73232), (276, 68456), (344, 54924), (368, 51342), (398, 47472), (516, 36616), (552, 34228), (597, 31648), (688, 27462), (736, 25671), (796, 23736), (989, 19104), (1032, 18308), (1104, 17114), (1194, 15824), (1376, 13731), (1592, 11868), (1978, 9552), (2064, 9154), (2208, 8557), (2388, 7912), (2967, 6368), (3184, 5934), (3956, 4776), (4128, 4577)]