19556992

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 50722560

約数和(自身を除く): 31165568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 73, 91, 92, 104, 112, 128, 146, 161, 182, 184, 208, 224, 292, 299, 322, 364, 368, 416, 448, 511, 584, 598, 644, 728, 736, 832, 896, 949, 1022, 1168, 1196, 1288, 1456, 1472, 1664, 1679, 1898, 2044, 2093, 2336, 2392, 2576, 2912, 2944, 3358, 3796, 4088, 4186, 4672, 4784, 5152, 5824, 6643, 6716, 7592, 8176, 8372, 9344, 9568, 10304, 11648, 11753, 13286, 13432, 15184, 16352, 16744, 19136, 20608, 21827, 23506, 26572, 26864, 30368, 32704, 33488, 38272, 43654, 47012, 53144, 53728, 60736, 65408, 66976, 87308, 94024, 106288, 107456, 121472, 133952, 152789, 174616, 188048, 212576, 214912, 267904, 305578, 349232, 376096, 425152, 611156, 698464, 752192, 850304, 1222312, 1396928, 1504384, 2444624, 2793856, 4889248, 9778496, 19556992]

約数ペア:

[(1, 19556992), (2, 9778496), (4, 4889248), (7, 2793856), (8, 2444624), (13, 1504384), (14, 1396928), (16, 1222312), (23, 850304), (26, 752192), (28, 698464), (32, 611156), (46, 425152), (52, 376096), (56, 349232), (64, 305578), (73, 267904), (91, 214912), (92, 212576), (104, 188048), (112, 174616), (128, 152789), (146, 133952), (161, 121472), (182, 107456), (184, 106288), (208, 94024), (224, 87308), (292, 66976), (299, 65408), (322, 60736), (364, 53728), (368, 53144), (416, 47012), (448, 43654), (511, 38272), (584, 33488), (598, 32704), (644, 30368), (728, 26864), (736, 26572), (832, 23506), (896, 21827), (949, 20608), (1022, 19136), (1168, 16744), (1196, 16352), (1288, 15184), (1456, 13432), (1472, 13286), (1664, 11753), (1679, 11648), (1898, 10304), (2044, 9568), (2093, 9344), (2336, 8372), (2392, 8176), (2576, 7592), (2912, 6716), (2944, 6643), (3358, 5824), (3796, 5152), (4088, 4784), (4186, 4672)]