2019739904

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 4999787520

約数和(自身を除く): 2980047616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 181, 182, 208, 224, 256, 362, 364, 416, 448, 479, 724, 728, 832, 896, 958, 1267, 1448, 1456, 1664, 1792, 1916, 2353, 2534, 2896, 2912, 3328, 3353, 3832, 4706, 5068, 5792, 5824, 6227, 6706, 7664, 9412, 10136, 11584, 11648, 12454, 13412, 15328, 16471, 18824, 20272, 23168, 23296, 24908, 26824, 30656, 32942, 37648, 40544, 43589, 46336, 49816, 53648, 61312, 65884, 75296, 81088, 86699, 87178, 99632, 107296, 122624, 131768, 150592, 162176, 173398, 174356, 199264, 214592, 263536, 301184, 324352, 346796, 348712, 398528, 429184, 527072, 602368, 606893, 693592, 697424, 797056, 858368, 1054144, 1127087, 1213786, 1387184, 1394848, 1594112, 2108288, 2254174, 2427572, 2774368, 2789696, 4216576, 4508348, 4855144, 5548736, 5579392, 7889609, 9016696, 9710288, 11097472, 11158784, 15779218, 18033392, 19420576, 22194944, 31558436, 36066784, 38841152, 63116872, 72133568, 77682304, 126233744, 144267136, 155364608, 252467488, 288534272, 504934976, 1009869952, 2019739904]

約数ペア:

[(1, 2019739904), (2, 1009869952), (4, 504934976), (7, 288534272), (8, 252467488), (13, 155364608), (14, 144267136), (16, 126233744), (26, 77682304), (28, 72133568), (32, 63116872), (52, 38841152), (56, 36066784), (64, 31558436), (91, 22194944), (104, 19420576), (112, 18033392), (128, 15779218), (181, 11158784), (182, 11097472), (208, 9710288), (224, 9016696), (256, 7889609), (362, 5579392), (364, 5548736), (416, 4855144), (448, 4508348), (479, 4216576), (724, 2789696), (728, 2774368), (832, 2427572), (896, 2254174), (958, 2108288), (1267, 1594112), (1448, 1394848), (1456, 1387184), (1664, 1213786), (1792, 1127087), (1916, 1054144), (2353, 858368), (2534, 797056), (2896, 697424), (2912, 693592), (3328, 606893), (3353, 602368), (3832, 527072), (4706, 429184), (5068, 398528), (5792, 348712), (5824, 346796), (6227, 324352), (6706, 301184), (7664, 263536), (9412, 214592), (10136, 199264), (11584, 174356), (11648, 173398), (12454, 162176), (13412, 150592), (15328, 131768), (16471, 122624), (18824, 107296), (20272, 99632), (23168, 87178), (23296, 86699), (24908, 81088), (26824, 75296), (30656, 65884), (32942, 61312), (37648, 53648), (40544, 49816), (43589, 46336)]