1949799808

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 144

約数和(自身を含む): 4445442540

約数和(自身を除く): 2495642732

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 121, 124, 128, 131, 176, 242, 248, 262, 341, 352, 484, 496, 524, 682, 704, 961, 968, 992, 1048, 1364, 1408, 1441, 1922, 1936, 1984, 2096, 2728, 2882, 3751, 3844, 3872, 3968, 4061, 4192, 5456, 5764, 7502, 7688, 7744, 8122, 8384, 10571, 10912, 11528, 15004, 15376, 15488, 15851, 16244, 16768, 21142, 21824, 23056, 30008, 30752, 31702, 32488, 42284, 43648, 44671, 46112, 60016, 61504, 63404, 64976, 84568, 89342, 92224, 116281, 120032, 123008, 125891, 126808, 129952, 169136, 178684, 184448, 232562, 240064, 251782, 253616, 259904, 338272, 357368, 465124, 480128, 491381, 503564, 507232, 519808, 676544, 714736, 930248, 982762, 1007128, 1014464, 1353088, 1384801, 1429472, 1860496, 1965524, 2014256, 2028928, 2769602, 2858944, 3720992, 3931048, 4028512, 5539204, 5717888, 7441984, 7862096, 8057024, 11078408, 14883968, 15232811, 15724192, 16114048, 22156816, 30465622, 31448384, 44313632, 60931244, 62896768, 88627264, 121862488, 177254528, 243724976, 487449952, 974899904, 1949799808]

約数ペア:

[(1, 1949799808), (2, 974899904), (4, 487449952), (8, 243724976), (11, 177254528), (16, 121862488), (22, 88627264), (31, 62896768), (32, 60931244), (44, 44313632), (62, 31448384), (64, 30465622), (88, 22156816), (121, 16114048), (124, 15724192), (128, 15232811), (131, 14883968), (176, 11078408), (242, 8057024), (248, 7862096), (262, 7441984), (341, 5717888), (352, 5539204), (484, 4028512), (496, 3931048), (524, 3720992), (682, 2858944), (704, 2769602), (961, 2028928), (968, 2014256), (992, 1965524), (1048, 1860496), (1364, 1429472), (1408, 1384801), (1441, 1353088), (1922, 1014464), (1936, 1007128), (1984, 982762), (2096, 930248), (2728, 714736), (2882, 676544), (3751, 519808), (3844, 507232), (3872, 503564), (3968, 491381), (4061, 480128), (4192, 465124), (5456, 357368), (5764, 338272), (7502, 259904), (7688, 253616), (7744, 251782), (8122, 240064), (8384, 232562), (10571, 184448), (10912, 178684), (11528, 169136), (15004, 129952), (15376, 126808), (15488, 125891), (15851, 123008), (16244, 120032), (16768, 116281), (21142, 92224), (21824, 89342), (23056, 84568), (30008, 64976), (30752, 63404), (31702, 61504), (32488, 60016), (42284, 46112), (43648, 44671)]