18940194

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 52276224

約数和(自身を除く): 33336030

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 373, 403, 434, 546, 558, 651, 746, 806, 819, 1119, 1209, 1302, 1638, 1953, 2238, 2418, 2611, 2821, 3357, 3627, 3906, 4849, 5222, 5642, 6714, 7254, 7833, 8463, 9698, 11563, 14547, 15666, 16926, 23126, 23499, 25389, 29094, 33943, 34689, 43641, 46998, 50778, 67886, 69378, 80941, 87282, 101829, 104067, 150319, 161882, 203658, 208134, 242823, 300638, 305487, 450957, 485646, 610974, 728469, 901914, 1052233, 1352871, 1456938, 2104466, 2705742, 3156699, 6313398, 9470097, 18940194]

約数ペア:

[(1, 18940194), (2, 9470097), (3, 6313398), (6, 3156699), (7, 2705742), (9, 2104466), (13, 1456938), (14, 1352871), (18, 1052233), (21, 901914), (26, 728469), (31, 610974), (39, 485646), (42, 450957), (62, 305487), (63, 300638), (78, 242823), (91, 208134), (93, 203658), (117, 161882), (126, 150319), (182, 104067), (186, 101829), (217, 87282), (234, 80941), (273, 69378), (279, 67886), (373, 50778), (403, 46998), (434, 43641), (546, 34689), (558, 33943), (651, 29094), (746, 25389), (806, 23499), (819, 23126), (1119, 16926), (1209, 15666), (1302, 14547), (1638, 11563), (1953, 9698), (2238, 8463), (2418, 7833), (2611, 7254), (2821, 6714), (3357, 5642), (3627, 5222), (3906, 4849)]