20209341

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1693}}^1$

素因数の和:1892

約数の個数: 16

約数和(自身を含む): 28296576

約数和(自身を除く): 8087235

約数列:

[1, 3, 23, 69, 173, 519, 1693, 3979, 5079, 11937, 38939, 116817, 292889, 878667, 6736447, 20209341]

約数ペア:

[(1, 20209341), (3, 6736447), (23, 878667), (69, 292889), (173, 116817), (519, 38939), (1693, 11937), (3979, 5079)]