18544721408

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{21169}}^1$

素因数の和:21275

約数の個数: 80

約数和(自身を含む): 38982438000

約数和(自身を除く): 20437716592

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 64, 116, 118, 128, 232, 236, 256, 464, 472, 512, 928, 944, 1711, 1856, 1888, 3422, 3712, 3776, 6844, 7424, 7552, 13688, 14848, 15104, 21169, 27376, 30208, 42338, 54752, 84676, 109504, 169352, 219008, 338704, 438016, 613901, 677408, 876032, 1227802, 1248971, 1354816, 2455604, 2497942, 2709632, 4911208, 4995884, 5419264, 9822416, 9991768, 10838528, 19644832, 19983536, 36220159, 39289664, 39967072, 72440318, 78579328, 79934144, 144880636, 157158656, 159868288, 289761272, 314317312, 319736576, 579522544, 639473152, 1159045088, 2318090176, 4636180352, 9272360704, 18544721408]

約数ペア:

[(1, 18544721408), (2, 9272360704), (4, 4636180352), (8, 2318090176), (16, 1159045088), (29, 639473152), (32, 579522544), (58, 319736576), (59, 314317312), (64, 289761272), (116, 159868288), (118, 157158656), (128, 144880636), (232, 79934144), (236, 78579328), (256, 72440318), (464, 39967072), (472, 39289664), (512, 36220159), (928, 19983536), (944, 19644832), (1711, 10838528), (1856, 9991768), (1888, 9822416), (3422, 5419264), (3712, 4995884), (3776, 4911208), (6844, 2709632), (7424, 2497942), (7552, 2455604), (13688, 1354816), (14848, 1248971), (15104, 1227802), (21169, 876032), (27376, 677408), (30208, 613901), (42338, 438016), (54752, 338704), (84676, 219008), (109504, 169352)]