19966464

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{619}}^1$

素因数の和:650

約数の個数: 120

約数和(自身を含む): 65963040

約数和(自身を除く): 45996576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 619, 672, 768, 896, 1008, 1152, 1238, 1344, 1536, 1792, 1857, 2016, 2304, 2476, 2688, 3584, 3714, 4032, 4333, 4608, 4952, 5376, 5571, 7428, 8064, 8666, 9904, 10752, 11142, 12999, 14856, 16128, 17332, 19808, 22284, 25998, 29712, 32256, 34664, 38997, 39616, 44568, 51996, 59424, 69328, 77994, 79232, 89136, 103992, 118848, 138656, 155988, 158464, 178272, 207984, 237696, 277312, 311976, 316928, 356544, 415968, 475392, 554624, 623952, 713088, 831936, 950784, 1109248, 1247904, 1426176, 1663872, 2218496, 2495808, 2852352, 3327744, 4991616, 6655488, 9983232, 19966464]

約数ペア:

[(1, 19966464), (2, 9983232), (3, 6655488), (4, 4991616), (6, 3327744), (7, 2852352), (8, 2495808), (9, 2218496), (12, 1663872), (14, 1426176), (16, 1247904), (18, 1109248), (21, 950784), (24, 831936), (28, 713088), (32, 623952), (36, 554624), (42, 475392), (48, 415968), (56, 356544), (63, 316928), (64, 311976), (72, 277312), (84, 237696), (96, 207984), (112, 178272), (126, 158464), (128, 155988), (144, 138656), (168, 118848), (192, 103992), (224, 89136), (252, 79232), (256, 77994), (288, 69328), (336, 59424), (384, 51996), (448, 44568), (504, 39616), (512, 38997), (576, 34664), (619, 32256), (672, 29712), (768, 25998), (896, 22284), (1008, 19808), (1152, 17332), (1238, 16128), (1344, 14856), (1536, 12999), (1792, 11142), (1857, 10752), (2016, 9904), (2304, 8666), (2476, 8064), (2688, 7428), (3584, 5571), (3714, 5376), (4032, 4952), (4333, 4608)]