20111361

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{7109}}^1$

素因数の和:7176

約数の個数: 16

約数和(自身を含む): 28667520

約数和(自身を除く): 8556159

約数列:

[1, 3, 23, 41, 69, 123, 943, 2829, 7109, 21327, 163507, 291469, 490521, 874407, 6703787, 20111361]

約数ペア:

[(1, 20111361), (3, 6703787), (23, 874407), (41, 490521), (69, 291469), (123, 163507), (943, 21327), (2829, 7109)]