20163702916

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^2\times {\mathrm{10903}}^1$

素因数の和:11428

約数の個数: 36

約数和(自身を含む): 40488645568

約数和(自身を除く): 20324942652

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 7196, 10903, 21806, 43612, 66049, 76321, 132098, 152642, 264196, 305284, 462343, 924686, 1849372, 2802071, 5604142, 11208284, 19614497, 39228994, 78457988, 720132247, 1440264494, 2880528988, 5040925729, 10081851458, 20163702916]

約数ペア:

[(1, 20163702916), (2, 10081851458), (4, 5040925729), (7, 2880528988), (14, 1440264494), (28, 720132247), (257, 78457988), (514, 39228994), (1028, 19614497), (1799, 11208284), (3598, 5604142), (7196, 2802071), (10903, 1849372), (21806, 924686), (43612, 462343), (66049, 305284), (76321, 264196), (132098, 152642)]