20111079674

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1\times {\mathrm{661}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 36045423360

約数和(自身を除く): 15934343686

約数列:

[1, 2, 7, 14, 29, 58, 137, 203, 274, 406, 547, 661, 959, 1094, 1322, 1918, 3829, 3973, 4627, 7658, 7946, 9254, 15863, 19169, 27811, 31726, 38338, 55622, 74939, 90557, 111041, 134183, 149878, 181114, 222082, 268366, 361567, 524573, 633899, 723134, 1049146, 1267798, 2173231, 2530969, 2626153, 4346462, 5061938, 5252306, 10485443, 15212617, 18383071, 20970886, 30425234, 36766142, 49534679, 73398101, 99069358, 146796202, 346742753, 693485506, 1436505691, 2873011382, 10055539837, 20111079674]

約数ペア:

[(1, 20111079674), (2, 10055539837), (7, 2873011382), (14, 1436505691), (29, 693485506), (58, 346742753), (137, 146796202), (203, 99069358), (274, 73398101), (406, 49534679), (547, 36766142), (661, 30425234), (959, 20970886), (1094, 18383071), (1322, 15212617), (1918, 10485443), (3829, 5252306), (3973, 5061938), (4627, 4346462), (7658, 2626153), (7946, 2530969), (9254, 2173231), (15863, 1267798), (19169, 1049146), (27811, 723134), (31726, 633899), (38338, 524573), (55622, 361567), (74939, 268366), (90557, 222082), (111041, 181114), (134183, 149878)]