19182723

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 31088640

約数和(自身を除く): 11905917

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 367, 393, 399, 917, 1101, 2489, 2569, 2751, 6973, 7467, 7707, 17423, 20919, 48077, 48811, 52269, 144231, 146433, 336539, 913463, 1009617, 2740389, 6394241, 19182723]

約数ペア:

[(1, 19182723), (3, 6394241), (7, 2740389), (19, 1009617), (21, 913463), (57, 336539), (131, 146433), (133, 144231), (367, 52269), (393, 48811), (399, 48077), (917, 20919), (1101, 17423), (2489, 7707), (2569, 7467), (2751, 6973)]