2018690828

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{739}}^1$

素因数の和:956

約数の個数: 96

約数和(自身を含む): 4525248000

約数和(自身を除く): 2506557172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 181, 196, 308, 343, 362, 539, 686, 724, 739, 1078, 1267, 1372, 1478, 1991, 2156, 2534, 2956, 3773, 3982, 5068, 5173, 7546, 7964, 8129, 8869, 10346, 13937, 15092, 16258, 17738, 20692, 27874, 32516, 35476, 36211, 55748, 56903, 62083, 72422, 97559, 113806, 124166, 133759, 144844, 195118, 227612, 248332, 253477, 267518, 390236, 398321, 506954, 535036, 682913, 796642, 936313, 1013908, 1365826, 1471349, 1593284, 1872626, 2731652, 2788247, 2942698, 3745252, 5576494, 5885396, 6554191, 10299443, 11152988, 13108382, 20598886, 26216764, 41197772, 45879337, 72096101, 91758674, 144192202, 183517348, 288384404, 504672707, 1009345414, 2018690828]

約数ペア:

[(1, 2018690828), (2, 1009345414), (4, 504672707), (7, 288384404), (11, 183517348), (14, 144192202), (22, 91758674), (28, 72096101), (44, 45879337), (49, 41197772), (77, 26216764), (98, 20598886), (154, 13108382), (181, 11152988), (196, 10299443), (308, 6554191), (343, 5885396), (362, 5576494), (539, 3745252), (686, 2942698), (724, 2788247), (739, 2731652), (1078, 1872626), (1267, 1593284), (1372, 1471349), (1478, 1365826), (1991, 1013908), (2156, 936313), (2534, 796642), (2956, 682913), (3773, 535036), (3982, 506954), (5068, 398321), (5173, 390236), (7546, 267518), (7964, 253477), (8129, 248332), (8869, 227612), (10346, 195118), (13937, 144844), (15092, 133759), (16258, 124166), (17738, 113806), (20692, 97559), (27874, 72422), (32516, 62083), (35476, 56903), (36211, 55748)]