20237738872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1075103}}^1$

素因数の和:1075303

約数の個数: 32

約数和(自身を含む): 41090474880

約数和(自身を除く): 20852736008

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 181, 362, 724, 1448, 2353, 4706, 9412, 18824, 1075103, 2150206, 4300412, 8600824, 13976339, 27952678, 55905356, 111810712, 194593643, 389187286, 778374572, 1556749144, 2529717359, 5059434718, 10118869436, 20237738872]

約数ペア:

[(1, 20237738872), (2, 10118869436), (4, 5059434718), (8, 2529717359), (13, 1556749144), (26, 778374572), (52, 389187286), (104, 194593643), (181, 111810712), (362, 55905356), (724, 27952678), (1448, 13976339), (2353, 8600824), (4706, 4300412), (9412, 2150206), (18824, 1075103)]