20677643

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1453}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 25125120

約数和(自身を除く): 4447477

約数列:

[1, 7, 19, 107, 133, 749, 1453, 2033, 10171, 14231, 27607, 155471, 193249, 1088297, 2953949, 20677643]

約数ペア:

[(1, 20677643), (7, 2953949), (19, 1088297), (107, 193249), (133, 155471), (749, 27607), (1453, 14231), (2033, 10171)]