20365399488

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{248407}}^1$

素因数の和:248490

約数の個数: 112

約数和(自身を含む): 62590866944

約数和(自身を除く): 42225467456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 64, 84, 96, 112, 122, 168, 183, 192, 224, 244, 336, 366, 427, 448, 488, 672, 732, 854, 976, 1281, 1344, 1464, 1708, 1952, 2562, 2928, 3416, 3904, 5124, 5856, 6832, 10248, 11712, 13664, 20496, 27328, 40992, 81984, 248407, 496814, 745221, 993628, 1490442, 1738849, 1987256, 2980884, 3477698, 3974512, 5216547, 5961768, 6955396, 7949024, 10433094, 11923536, 13910792, 15152827, 15898048, 20866188, 23847072, 27821584, 30305654, 41732376, 45458481, 47694144, 55643168, 60611308, 83464752, 90916962, 106069789, 111286336, 121222616, 166929504, 181833924, 212139578, 242445232, 318209367, 333859008, 363667848, 424279156, 484890464, 636418734, 727335696, 848558312, 969780928, 1272837468, 1454671392, 1697116624, 2545674936, 2909342784, 3394233248, 5091349872, 6788466496, 10182699744, 20365399488]

約数ペア:

[(1, 20365399488), (2, 10182699744), (3, 6788466496), (4, 5091349872), (6, 3394233248), (7, 2909342784), (8, 2545674936), (12, 1697116624), (14, 1454671392), (16, 1272837468), (21, 969780928), (24, 848558312), (28, 727335696), (32, 636418734), (42, 484890464), (48, 424279156), (56, 363667848), (61, 333859008), (64, 318209367), (84, 242445232), (96, 212139578), (112, 181833924), (122, 166929504), (168, 121222616), (183, 111286336), (192, 106069789), (224, 90916962), (244, 83464752), (336, 60611308), (366, 55643168), (427, 47694144), (448, 45458481), (488, 41732376), (672, 30305654), (732, 27821584), (854, 23847072), (976, 20866188), (1281, 15898048), (1344, 15152827), (1464, 13910792), (1708, 11923536), (1952, 10433094), (2562, 7949024), (2928, 6955396), (3416, 5961768), (3904, 5216547), (5124, 3974512), (5856, 3477698), (6832, 2980884), (10248, 1987256), (11712, 1738849), (13664, 1490442), (20496, 993628), (27328, 745221), (40992, 496814), (81984, 248407)]