18983109

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9001}}^1$

素因数の和:9060

約数の個数: 16

約数和(自身を含む): 27366080

約数和(自身を除く): 8382971

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9001, 27003, 171019, 333037, 513057, 999111, 6327703, 18983109]

約数ペア:

[(1, 18983109), (3, 6327703), (19, 999111), (37, 513057), (57, 333037), (111, 171019), (703, 27003), (2109, 9001)]