2019901312

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:772

約数の個数: 128

約数和(自身を含む): 4759009920

約数和(自身を除く): 2739108608

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 211, 286, 352, 416, 422, 523, 572, 704, 832, 844, 1046, 1144, 1408, 1664, 1688, 2092, 2288, 2321, 2743, 3376, 4184, 4576, 4642, 5486, 5753, 6752, 6799, 8368, 9152, 9284, 10972, 11506, 13504, 13598, 16736, 18304, 18568, 21944, 23012, 27008, 27196, 30173, 33472, 37136, 43888, 46024, 54392, 60346, 66944, 74272, 74789, 87776, 92048, 108784, 110353, 120692, 148544, 149578, 175552, 184096, 217568, 220706, 241384, 297088, 299156, 351104, 368192, 435136, 441412, 482768, 598312, 736384, 870272, 882824, 965536, 1196624, 1213883, 1434589, 1765648, 1931072, 2393248, 2427766, 2869178, 3531296, 3862144, 4786496, 4855532, 5738356, 7062592, 9572992, 9711064, 11476712, 14125184, 15780479, 19422128, 22953424, 31560958, 38844256, 45906848, 63121916, 77688512, 91813696, 126243832, 155377024, 183627392, 252487664, 504975328, 1009950656, 2019901312]

約数ペア:

[(1, 2019901312), (2, 1009950656), (4, 504975328), (8, 252487664), (11, 183627392), (13, 155377024), (16, 126243832), (22, 91813696), (26, 77688512), (32, 63121916), (44, 45906848), (52, 38844256), (64, 31560958), (88, 22953424), (104, 19422128), (128, 15780479), (143, 14125184), (176, 11476712), (208, 9711064), (211, 9572992), (286, 7062592), (352, 5738356), (416, 4855532), (422, 4786496), (523, 3862144), (572, 3531296), (704, 2869178), (832, 2427766), (844, 2393248), (1046, 1931072), (1144, 1765648), (1408, 1434589), (1664, 1213883), (1688, 1196624), (2092, 965536), (2288, 882824), (2321, 870272), (2743, 736384), (3376, 598312), (4184, 482768), (4576, 441412), (4642, 435136), (5486, 368192), (5753, 351104), (6752, 299156), (6799, 297088), (8368, 241384), (9152, 220706), (9284, 217568), (10972, 184096), (11506, 175552), (13504, 149578), (13598, 148544), (16736, 120692), (18304, 110353), (18568, 108784), (21944, 92048), (23012, 87776), (27008, 74789), (27196, 74272), (30173, 66944), (33472, 60346), (37136, 54392), (43888, 46024)]