19789056

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{409}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 67043200

約数和(自身を除く): 47254144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 409, 432, 448, 504, 576, 672, 756, 768, 818, 864, 896, 1008, 1152, 1227, 1344, 1512, 1636, 1728, 1792, 2016, 2304, 2454, 2688, 2863, 3024, 3272, 3456, 3681, 4032, 4908, 5376, 5726, 6048, 6544, 6912, 7362, 8064, 8589, 9816, 11043, 11452, 12096, 13088, 14724, 16128, 17178, 19632, 22086, 22904, 24192, 25767, 26176, 29448, 34356, 39264, 44172, 45808, 48384, 51534, 52352, 58896, 68712, 77301, 78528, 88344, 91616, 103068, 104704, 117792, 137424, 154602, 157056, 176688, 183232, 206136, 235584, 274848, 309204, 314112, 353376, 366464, 412272, 471168, 549696, 618408, 706752, 732928, 824544, 942336, 1099392, 1236816, 1413504, 1649088, 2198784, 2473632, 2827008, 3298176, 4947264, 6596352, 9894528, 19789056]

約数ペア:

[(1, 19789056), (2, 9894528), (3, 6596352), (4, 4947264), (6, 3298176), (7, 2827008), (8, 2473632), (9, 2198784), (12, 1649088), (14, 1413504), (16, 1236816), (18, 1099392), (21, 942336), (24, 824544), (27, 732928), (28, 706752), (32, 618408), (36, 549696), (42, 471168), (48, 412272), (54, 366464), (56, 353376), (63, 314112), (64, 309204), (72, 274848), (84, 235584), (96, 206136), (108, 183232), (112, 176688), (126, 157056), (128, 154602), (144, 137424), (168, 117792), (189, 104704), (192, 103068), (216, 91616), (224, 88344), (252, 78528), (256, 77301), (288, 68712), (336, 58896), (378, 52352), (384, 51534), (409, 48384), (432, 45808), (448, 44172), (504, 39264), (576, 34356), (672, 29448), (756, 26176), (768, 25767), (818, 24192), (864, 22904), (896, 22086), (1008, 19632), (1152, 17178), (1227, 16128), (1344, 14724), (1512, 13088), (1636, 12096), (1728, 11452), (1792, 11043), (2016, 9816), (2304, 8589), (2454, 8064), (2688, 7362), (2863, 6912), (3024, 6544), (3272, 6048), (3456, 5726), (3681, 5376), (4032, 4908)]