18815104

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 30536576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 83, 88, 92, 112, 128, 154, 161, 166, 176, 184, 224, 253, 308, 322, 332, 352, 368, 448, 506, 581, 616, 644, 664, 704, 736, 896, 913, 1012, 1162, 1232, 1288, 1328, 1408, 1472, 1771, 1826, 1909, 2024, 2324, 2464, 2576, 2656, 2944, 3542, 3652, 3818, 4048, 4648, 4928, 5152, 5312, 6391, 7084, 7304, 7636, 8096, 9296, 9856, 10304, 10624, 12782, 13363, 14168, 14608, 15272, 16192, 18592, 20608, 20999, 25564, 26726, 28336, 29216, 30544, 32384, 37184, 41998, 51128, 53452, 56672, 58432, 61088, 74368, 83996, 102256, 106904, 113344, 116864, 122176, 146993, 167992, 204512, 213808, 226688, 244352, 293986, 335984, 409024, 427616, 587972, 671968, 818048, 855232, 1175944, 1343936, 1710464, 2351888, 2687872, 4703776, 9407552, 18815104]

約数ペア:

[(1, 18815104), (2, 9407552), (4, 4703776), (7, 2687872), (8, 2351888), (11, 1710464), (14, 1343936), (16, 1175944), (22, 855232), (23, 818048), (28, 671968), (32, 587972), (44, 427616), (46, 409024), (56, 335984), (64, 293986), (77, 244352), (83, 226688), (88, 213808), (92, 204512), (112, 167992), (128, 146993), (154, 122176), (161, 116864), (166, 113344), (176, 106904), (184, 102256), (224, 83996), (253, 74368), (308, 61088), (322, 58432), (332, 56672), (352, 53452), (368, 51128), (448, 41998), (506, 37184), (581, 32384), (616, 30544), (644, 29216), (664, 28336), (704, 26726), (736, 25564), (896, 20999), (913, 20608), (1012, 18592), (1162, 16192), (1232, 15272), (1288, 14608), (1328, 14168), (1408, 13363), (1472, 12782), (1771, 10624), (1826, 10304), (1909, 9856), (2024, 9296), (2324, 8096), (2464, 7636), (2576, 7304), (2656, 7084), (2944, 6391), (3542, 5312), (3652, 5152), (3818, 4928), (4048, 4648)]