16689904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:99

約数の個数: 160

約数和(自身を含む): 45711360

約数和(自身を除く): 29021456

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 23, 28, 31, 38, 44, 46, 56, 62, 76, 77, 88, 92, 112, 124, 133, 152, 154, 161, 176, 184, 209, 217, 248, 253, 266, 304, 308, 322, 341, 368, 418, 434, 437, 496, 506, 532, 589, 616, 644, 682, 713, 836, 868, 874, 1012, 1064, 1178, 1232, 1288, 1364, 1426, 1463, 1672, 1736, 1748, 1771, 2024, 2128, 2356, 2387, 2576, 2728, 2852, 2926, 3059, 3344, 3472, 3496, 3542, 4048, 4123, 4712, 4774, 4807, 4991, 5456, 5704, 5852, 6118, 6479, 6992, 7084, 7843, 8246, 9424, 9548, 9614, 9982, 11408, 11704, 12236, 12958, 13547, 14168, 15686, 16492, 19096, 19228, 19964, 23408, 24472, 25916, 27094, 28336, 31372, 32984, 33649, 38192, 38456, 39928, 45353, 48944, 51832, 54188, 54901, 62744, 65968, 67298, 76912, 79856, 90706, 94829, 103664, 108376, 109802, 125488, 134596, 149017, 181412, 189658, 216752, 219604, 269192, 298034, 362824, 379316, 439208, 538384, 596068, 725648, 758632, 878416, 1043119, 1192136, 1517264, 2086238, 2384272, 4172476, 8344952, 16689904]

約数ペア:

[(1, 16689904), (2, 8344952), (4, 4172476), (7, 2384272), (8, 2086238), (11, 1517264), (14, 1192136), (16, 1043119), (19, 878416), (22, 758632), (23, 725648), (28, 596068), (31, 538384), (38, 439208), (44, 379316), (46, 362824), (56, 298034), (62, 269192), (76, 219604), (77, 216752), (88, 189658), (92, 181412), (112, 149017), (124, 134596), (133, 125488), (152, 109802), (154, 108376), (161, 103664), (176, 94829), (184, 90706), (209, 79856), (217, 76912), (248, 67298), (253, 65968), (266, 62744), (304, 54901), (308, 54188), (322, 51832), (341, 48944), (368, 45353), (418, 39928), (434, 38456), (437, 38192), (496, 33649), (506, 32984), (532, 31372), (589, 28336), (616, 27094), (644, 25916), (682, 24472), (713, 23408), (836, 19964), (868, 19228), (874, 19096), (1012, 16492), (1064, 15686), (1178, 14168), (1232, 13547), (1288, 12958), (1364, 12236), (1426, 11704), (1463, 11408), (1672, 9982), (1736, 9614), (1748, 9548), (1771, 9424), (2024, 8246), (2128, 7843), (2356, 7084), (2387, 6992), (2576, 6479), (2728, 6118), (2852, 5852), (2926, 5704), (3059, 5456), (3344, 4991), (3472, 4807), (3496, 4774), (3542, 4712), (4048, 4123)]