17701983

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{16811}}^1$

素因数の和:16836

約数の個数: 20

約数和(自身を含む): 28479528

約数和(自身を除く): 10777545

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 16811, 50433, 151299, 218543, 453897, 655629, 1361691, 1966887, 5900661, 17701983]

約数ペア:

[(1, 17701983), (3, 5900661), (9, 1966887), (13, 1361691), (27, 655629), (39, 453897), (81, 218543), (117, 151299), (351, 50433), (1053, 16811)]