20310992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97649}}^1$

素因数の和:97670

約数の個数: 20

約数和(自身を含む): 42380100

約数和(自身を除く): 22069108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97649, 195298, 390596, 781192, 1269437, 1562384, 2538874, 5077748, 10155496, 20310992]

約数ペア:

[(1, 20310992), (2, 10155496), (4, 5077748), (8, 2538874), (13, 1562384), (16, 1269437), (26, 781192), (52, 390596), (104, 195298), (208, 97649)]