20162291872

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20324891}}^1$

素因数の和:20324932

約数の個数: 24

約数和(自身を含む): 40974982272

約数和(自身を除く): 20812690400

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20324891, 40649782, 81299564, 162599128, 325198256, 630071621, 650396512, 1260143242, 2520286484, 5040572968, 10081145936, 20162291872]

約数ペア:

[(1, 20162291872), (2, 10081145936), (4, 5040572968), (8, 2520286484), (16, 1260143242), (31, 650396512), (32, 630071621), (62, 325198256), (124, 162599128), (248, 81299564), (496, 40649782), (992, 20324891)]