20161812328

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15653581}}^1$

素因数の和:15653617

約数の個数: 32

約数和(自身を含む): 45082316160

約数和(自身を除く): 24920503832

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15653581, 31307162, 62614324, 109575067, 125228648, 219150134, 360032363, 438300268, 720064726, 876600536, 1440129452, 2520226541, 2880258904, 5040453082, 10080906164, 20161812328]

約数ペア:

[(1, 20161812328), (2, 10080906164), (4, 5040453082), (7, 2880258904), (8, 2520226541), (14, 1440129452), (23, 876600536), (28, 720064726), (46, 438300268), (56, 360032363), (92, 219150134), (161, 125228648), (184, 109575067), (322, 62614324), (644, 31307162), (1288, 15653581)]