19643643

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1031}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 29783520

約数和(自身を除く): 10139877

約数列:

[1, 3, 9, 29, 73, 87, 219, 261, 657, 1031, 2117, 3093, 6351, 9279, 19053, 29899, 75263, 89697, 225789, 269091, 677367, 2182627, 6547881, 19643643]

約数ペア:

[(1, 19643643), (3, 6547881), (9, 2182627), (29, 677367), (73, 269091), (87, 225789), (219, 89697), (261, 75263), (657, 29899), (1031, 19053), (2117, 9279), (3093, 6351)]