20373009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{587}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 28449792

約数和(自身を除く): 8076783

約数列:

[1, 3, 23, 69, 503, 587, 1509, 1761, 11569, 13501, 34707, 40503, 295261, 885783, 6791003, 20373009]

約数ペア:

[(1, 20373009), (3, 6791003), (23, 885783), (69, 295261), (503, 40503), (587, 34707), (1509, 13501), (1761, 11569)]