19137664

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 30214016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 53, 56, 62, 64, 91, 104, 106, 112, 124, 128, 182, 208, 212, 217, 224, 248, 364, 371, 403, 416, 424, 434, 448, 496, 689, 728, 742, 806, 832, 848, 868, 896, 992, 1378, 1456, 1484, 1612, 1643, 1664, 1696, 1736, 1984, 2756, 2821, 2912, 2968, 3224, 3286, 3392, 3472, 3968, 4823, 5512, 5642, 5824, 5936, 6448, 6572, 6784, 6944, 9646, 11024, 11284, 11501, 11648, 11872, 12896, 13144, 13888, 19292, 21359, 22048, 22568, 23002, 23744, 25792, 26288, 27776, 38584, 42718, 44096, 45136, 46004, 47488, 51584, 52576, 77168, 85436, 88192, 90272, 92008, 105152, 149513, 154336, 170872, 180544, 184016, 210304, 299026, 308672, 341744, 361088, 368032, 598052, 617344, 683488, 736064, 1196104, 1366976, 1472128, 2392208, 2733952, 4784416, 9568832, 19137664]

約数ペア:

[(1, 19137664), (2, 9568832), (4, 4784416), (7, 2733952), (8, 2392208), (13, 1472128), (14, 1366976), (16, 1196104), (26, 736064), (28, 683488), (31, 617344), (32, 598052), (52, 368032), (53, 361088), (56, 341744), (62, 308672), (64, 299026), (91, 210304), (104, 184016), (106, 180544), (112, 170872), (124, 154336), (128, 149513), (182, 105152), (208, 92008), (212, 90272), (217, 88192), (224, 85436), (248, 77168), (364, 52576), (371, 51584), (403, 47488), (416, 46004), (424, 45136), (434, 44096), (448, 42718), (496, 38584), (689, 27776), (728, 26288), (742, 25792), (806, 23744), (832, 23002), (848, 22568), (868, 22048), (896, 21359), (992, 19292), (1378, 13888), (1456, 13144), (1484, 12896), (1612, 11872), (1643, 11648), (1664, 11501), (1696, 11284), (1736, 11024), (1984, 9646), (2756, 6944), (2821, 6784), (2912, 6572), (2968, 6448), (3224, 5936), (3286, 5824), (3392, 5642), (3472, 5512), (3968, 4823)]