20366788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1091}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 38525760

約数和(自身を除く): 18158972

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 1091, 1436, 2182, 4364, 4667, 9334, 14183, 18668, 28366, 56732, 391669, 783338, 1566676, 5091697, 10183394, 20366788]

約数ペア:

[(1, 20366788), (2, 10183394), (4, 5091697), (13, 1566676), (26, 783338), (52, 391669), (359, 56732), (718, 28366), (1091, 18668), (1436, 14183), (2182, 9334), (4364, 4667)]