2019009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 2908800

約数和(自身を除く): 889791

約数列:

[1, 3, 23, 29, 69, 87, 667, 1009, 2001, 3027, 23207, 29261, 69621, 87783, 673003, 2019009]

約数ペア:

[(1, 2019009), (3, 673003), (23, 87783), (29, 69621), (69, 29261), (87, 23207), (667, 3027), (1009, 2001)]