19791611

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 23113728

約数和(自身を除く): 3322117

約数列:

[1, 7, 113, 131, 191, 791, 917, 1337, 14803, 21583, 25021, 103621, 151081, 175147, 2827373, 19791611]

約数ペア:

[(1, 19791611), (7, 2827373), (113, 175147), (131, 151081), (191, 103621), (791, 25021), (917, 21583), (1337, 14803)]