20560477

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 24105600

約数和(自身を除く): 3545123

約数列:

[1, 7, 61, 179, 269, 427, 1253, 1883, 10919, 16409, 48151, 76433, 114863, 337057, 2937211, 20560477]

約数ペア:

[(1, 20560477), (7, 2937211), (61, 337057), (179, 114863), (269, 76433), (427, 48151), (1253, 16409), (1883, 10919)]