19538688

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 59521280

約数和(自身を除く): 39982592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 103, 104, 114, 128, 152, 156, 192, 206, 208, 228, 247, 256, 304, 309, 312, 384, 412, 416, 456, 494, 608, 618, 624, 741, 768, 824, 832, 912, 988, 1216, 1236, 1248, 1339, 1482, 1648, 1664, 1824, 1957, 1976, 2432, 2472, 2496, 2678, 2964, 3296, 3328, 3648, 3914, 3952, 4017, 4864, 4944, 4992, 5356, 5871, 5928, 6592, 7296, 7828, 7904, 8034, 9888, 9984, 10712, 11742, 11856, 13184, 14592, 15656, 15808, 16068, 19776, 21424, 23484, 23712, 25441, 26368, 31312, 31616, 32136, 39552, 42848, 46968, 47424, 50882, 62624, 63232, 64272, 76323, 79104, 85696, 93936, 94848, 101764, 125248, 128544, 152646, 171392, 187872, 189696, 203528, 250496, 257088, 305292, 342784, 375744, 407056, 500992, 514176, 610584, 751488, 814112, 1028352, 1221168, 1502976, 1628224, 2442336, 3256448, 4884672, 6512896, 9769344, 19538688]

約数ペア:

[(1, 19538688), (2, 9769344), (3, 6512896), (4, 4884672), (6, 3256448), (8, 2442336), (12, 1628224), (13, 1502976), (16, 1221168), (19, 1028352), (24, 814112), (26, 751488), (32, 610584), (38, 514176), (39, 500992), (48, 407056), (52, 375744), (57, 342784), (64, 305292), (76, 257088), (78, 250496), (96, 203528), (103, 189696), (104, 187872), (114, 171392), (128, 152646), (152, 128544), (156, 125248), (192, 101764), (206, 94848), (208, 93936), (228, 85696), (247, 79104), (256, 76323), (304, 64272), (309, 63232), (312, 62624), (384, 50882), (412, 47424), (416, 46968), (456, 42848), (494, 39552), (608, 32136), (618, 31616), (624, 31312), (741, 26368), (768, 25441), (824, 23712), (832, 23484), (912, 21424), (988, 19776), (1216, 16068), (1236, 15808), (1248, 15656), (1339, 14592), (1482, 13184), (1648, 11856), (1664, 11742), (1824, 10712), (1957, 9984), (1976, 9888), (2432, 8034), (2472, 7904), (2496, 7828), (2678, 7296), (2964, 6592), (3296, 5928), (3328, 5871), (3648, 5356), (3914, 4992), (3952, 4944), (4017, 4864)]