18813141

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{8009}}^1$

素因数の和:8050

約数の個数: 20

約数和(自身を含む): 29076300

約数和(自身を除く): 10263159

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 8009, 24027, 72081, 216243, 232261, 648729, 696783, 2090349, 6271047, 18813141]

約数ペア:

[(1, 18813141), (3, 6271047), (9, 2090349), (27, 696783), (29, 648729), (81, 232261), (87, 216243), (261, 72081), (783, 24027), (2349, 8009)]