19317984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 65318400

約数和(自身を除く): 46000416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 48, 51, 56, 57, 68, 76, 84, 89, 96, 102, 112, 114, 119, 133, 136, 152, 168, 178, 204, 224, 228, 238, 266, 267, 272, 304, 323, 336, 356, 357, 399, 408, 456, 476, 532, 534, 544, 608, 623, 646, 672, 712, 714, 798, 816, 912, 952, 969, 1064, 1068, 1246, 1292, 1424, 1428, 1513, 1596, 1632, 1691, 1824, 1869, 1904, 1938, 2128, 2136, 2261, 2492, 2584, 2848, 2856, 3026, 3192, 3382, 3738, 3808, 3876, 4256, 4272, 4522, 4539, 4984, 5073, 5168, 5712, 6052, 6384, 6764, 6783, 7476, 7752, 8544, 9044, 9078, 9968, 10146, 10336, 10591, 11424, 11837, 12104, 12768, 13528, 13566, 14952, 15504, 18088, 18156, 19936, 20292, 21182, 23674, 24208, 27056, 27132, 28747, 29904, 31008, 31773, 35511, 36176, 36312, 40584, 42364, 47348, 48416, 54112, 54264, 57494, 59808, 63546, 71022, 72352, 72624, 81168, 84728, 86241, 94696, 108528, 114988, 127092, 142044, 145248, 162336, 169456, 172482, 189392, 201229, 217056, 229976, 254184, 284088, 338912, 344964, 378784, 402458, 459952, 508368, 568176, 603687, 689928, 804916, 919904, 1016736, 1136352, 1207374, 1379856, 1609832, 2414748, 2759712, 3219664, 4829496, 6439328, 9658992, 19317984]

約数ペア:

[(1, 19317984), (2, 9658992), (3, 6439328), (4, 4829496), (6, 3219664), (7, 2759712), (8, 2414748), (12, 1609832), (14, 1379856), (16, 1207374), (17, 1136352), (19, 1016736), (21, 919904), (24, 804916), (28, 689928), (32, 603687), (34, 568176), (38, 508368), (42, 459952), (48, 402458), (51, 378784), (56, 344964), (57, 338912), (68, 284088), (76, 254184), (84, 229976), (89, 217056), (96, 201229), (102, 189392), (112, 172482), (114, 169456), (119, 162336), (133, 145248), (136, 142044), (152, 127092), (168, 114988), (178, 108528), (204, 94696), (224, 86241), (228, 84728), (238, 81168), (266, 72624), (267, 72352), (272, 71022), (304, 63546), (323, 59808), (336, 57494), (356, 54264), (357, 54112), (399, 48416), (408, 47348), (456, 42364), (476, 40584), (532, 36312), (534, 36176), (544, 35511), (608, 31773), (623, 31008), (646, 29904), (672, 28747), (712, 27132), (714, 27056), (798, 24208), (816, 23674), (912, 21182), (952, 20292), (969, 19936), (1064, 18156), (1068, 18088), (1246, 15504), (1292, 14952), (1424, 13566), (1428, 13528), (1513, 12768), (1596, 12104), (1632, 11837), (1691, 11424), (1824, 10591), (1869, 10336), (1904, 10146), (1938, 9968), (2128, 9078), (2136, 9044), (2261, 8544), (2492, 7752), (2584, 7476), (2848, 6783), (2856, 6764), (3026, 6384), (3192, 6052), (3382, 5712), (3738, 5168), (3808, 5073), (3876, 4984), (4256, 4539), (4272, 4522)]