20709177

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5087}}^1$

素因数の和:5172

約数の個数: 16

約数和(自身を含む): 29306880

約数和(自身を除く): 8597703

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 5087, 15261, 117001, 300133, 351003, 900399, 6903059, 20709177]

約数ペア:

[(1, 20709177), (3, 6903059), (23, 900399), (59, 351003), (69, 300133), (177, 117001), (1357, 15261), (4071, 5087)]