18666816

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 224

約数和(自身を含む): 64373760

約数和(自身を除く): 45706944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 43, 48, 51, 56, 57, 64, 68, 76, 84, 86, 96, 102, 112, 114, 119, 129, 133, 136, 152, 168, 172, 192, 204, 224, 228, 238, 258, 266, 272, 301, 304, 323, 336, 344, 357, 399, 408, 448, 456, 476, 516, 532, 544, 602, 608, 646, 672, 688, 714, 731, 798, 816, 817, 903, 912, 952, 969, 1032, 1064, 1088, 1204, 1216, 1292, 1344, 1376, 1428, 1462, 1596, 1632, 1634, 1806, 1824, 1904, 1938, 2064, 2128, 2193, 2261, 2408, 2451, 2584, 2752, 2856, 2924, 3192, 3264, 3268, 3612, 3648, 3808, 3876, 4128, 4256, 4386, 4522, 4816, 4902, 5117, 5168, 5712, 5719, 5848, 6384, 6536, 6783, 7224, 7616, 7752, 8256, 8512, 8772, 9044, 9632, 9804, 10234, 10336, 11424, 11438, 11696, 12768, 13072, 13566, 13889, 14448, 15351, 15504, 17157, 17544, 18088, 19264, 19608, 20468, 20672, 22848, 22876, 23392, 25536, 26144, 27132, 27778, 28896, 30702, 31008, 34314, 35088, 36176, 39216, 40936, 41667, 45752, 46784, 52288, 54264, 55556, 57792, 61404, 62016, 68628, 70176, 72352, 78432, 81872, 83334, 91504, 97223, 108528, 111112, 122808, 137256, 140352, 144704, 156864, 163744, 166668, 183008, 194446, 217056, 222224, 245616, 274512, 291669, 327488, 333336, 366016, 388892, 434112, 444448, 491232, 549024, 583338, 666672, 777784, 888896, 982464, 1098048, 1166676, 1333344, 1555568, 2333352, 2666688, 3111136, 4666704, 6222272, 9333408, 18666816]

約数ペア:

[(1, 18666816), (2, 9333408), (3, 6222272), (4, 4666704), (6, 3111136), (7, 2666688), (8, 2333352), (12, 1555568), (14, 1333344), (16, 1166676), (17, 1098048), (19, 982464), (21, 888896), (24, 777784), (28, 666672), (32, 583338), (34, 549024), (38, 491232), (42, 444448), (43, 434112), (48, 388892), (51, 366016), (56, 333336), (57, 327488), (64, 291669), (68, 274512), (76, 245616), (84, 222224), (86, 217056), (96, 194446), (102, 183008), (112, 166668), (114, 163744), (119, 156864), (129, 144704), (133, 140352), (136, 137256), (152, 122808), (168, 111112), (172, 108528), (192, 97223), (204, 91504), (224, 83334), (228, 81872), (238, 78432), (258, 72352), (266, 70176), (272, 68628), (301, 62016), (304, 61404), (323, 57792), (336, 55556), (344, 54264), (357, 52288), (399, 46784), (408, 45752), (448, 41667), (456, 40936), (476, 39216), (516, 36176), (532, 35088), (544, 34314), (602, 31008), (608, 30702), (646, 28896), (672, 27778), (688, 27132), (714, 26144), (731, 25536), (798, 23392), (816, 22876), (817, 22848), (903, 20672), (912, 20468), (952, 19608), (969, 19264), (1032, 18088), (1064, 17544), (1088, 17157), (1204, 15504), (1216, 15351), (1292, 14448), (1344, 13889), (1376, 13566), (1428, 13072), (1462, 12768), (1596, 11696), (1632, 11438), (1634, 11424), (1806, 10336), (1824, 10234), (1904, 9804), (1938, 9632), (2064, 9044), (2128, 8772), (2193, 8512), (2261, 8256), (2408, 7752), (2451, 7616), (2584, 7224), (2752, 6783), (2856, 6536), (2924, 6384), (3192, 5848), (3264, 5719), (3268, 5712), (3612, 5168), (3648, 5117), (3808, 4902), (3876, 4816), (4128, 4522), (4256, 4386)]