20424664

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15107}}^1$

素因数の和:15139

約数の個数: 24

約数和(自身を含む): 41471460

約数和(自身を除く): 21046796

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15107, 30214, 60428, 120856, 196391, 392782, 785564, 1571128, 2553083, 5106166, 10212332, 20424664]

約数ペア:

[(1, 20424664), (2, 10212332), (4, 5106166), (8, 2553083), (13, 1571128), (26, 785564), (52, 392782), (104, 196391), (169, 120856), (338, 60428), (676, 30214), (1352, 15107)]