20472576

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 60829440

約数和(自身を除く): 40356864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 61, 64, 69, 76, 92, 96, 114, 122, 128, 138, 152, 183, 184, 192, 228, 244, 256, 276, 304, 366, 368, 384, 437, 456, 488, 552, 608, 732, 736, 768, 874, 912, 976, 1104, 1159, 1216, 1311, 1403, 1464, 1472, 1748, 1824, 1952, 2208, 2318, 2432, 2622, 2806, 2928, 2944, 3477, 3496, 3648, 3904, 4209, 4416, 4636, 4864, 5244, 5612, 5856, 5888, 6954, 6992, 7296, 7808, 8418, 8832, 9272, 10488, 11224, 11712, 13908, 13984, 14592, 15616, 16836, 17664, 18544, 20976, 22448, 23424, 26657, 27816, 27968, 33672, 37088, 41952, 44896, 46848, 53314, 55632, 55936, 67344, 74176, 79971, 83904, 89792, 106628, 111264, 111872, 134688, 148352, 159942, 167808, 179584, 213256, 222528, 269376, 296704, 319884, 335616, 359168, 426512, 445056, 538752, 639768, 853024, 890112, 1077504, 1279536, 1706048, 2559072, 3412096, 5118144, 6824192, 10236288, 20472576]

約数ペア:

[(1, 20472576), (2, 10236288), (3, 6824192), (4, 5118144), (6, 3412096), (8, 2559072), (12, 1706048), (16, 1279536), (19, 1077504), (23, 890112), (24, 853024), (32, 639768), (38, 538752), (46, 445056), (48, 426512), (57, 359168), (61, 335616), (64, 319884), (69, 296704), (76, 269376), (92, 222528), (96, 213256), (114, 179584), (122, 167808), (128, 159942), (138, 148352), (152, 134688), (183, 111872), (184, 111264), (192, 106628), (228, 89792), (244, 83904), (256, 79971), (276, 74176), (304, 67344), (366, 55936), (368, 55632), (384, 53314), (437, 46848), (456, 44896), (488, 41952), (552, 37088), (608, 33672), (732, 27968), (736, 27816), (768, 26657), (874, 23424), (912, 22448), (976, 20976), (1104, 18544), (1159, 17664), (1216, 16836), (1311, 15616), (1403, 14592), (1464, 13984), (1472, 13908), (1748, 11712), (1824, 11224), (1952, 10488), (2208, 9272), (2318, 8832), (2432, 8418), (2622, 7808), (2806, 7296), (2928, 6992), (2944, 6954), (3477, 5888), (3496, 5856), (3648, 5612), (3904, 5244), (4209, 4864), (4416, 4636)]