19793277

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1489}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 32851520

約数和(自身を除く): 13058243

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1489, 1899, 4431, 4467, 10423, 13293, 13401, 31269, 93807, 314179, 942537, 2199253, 2827611, 6597759, 19793277]

約数ペア:

[(1, 19793277), (3, 6597759), (7, 2827611), (9, 2199253), (21, 942537), (63, 314179), (211, 93807), (633, 31269), (1477, 13401), (1489, 13293), (1899, 10423), (4431, 4467)]