19668177

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 24

約数和(自身を含む): 30488640

約数和(自身を除く): 10820463

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2791, 7047, 8373, 25119, 75357, 80939, 226071, 242817, 678213, 728451, 2185353, 6556059, 19668177]

約数ペア:

[(1, 19668177), (3, 6556059), (9, 2185353), (27, 728451), (29, 678213), (81, 242817), (87, 226071), (243, 80939), (261, 75357), (783, 25119), (2349, 8373), (2791, 7047)]