18090363

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{823}}^1$

素因数の和:1274

約数の個数: 16

約数和(自身を含む): 25629696

約数和(自身を除く): 7539333

約数列:

[1, 3, 17, 51, 431, 823, 1293, 2469, 7327, 13991, 21981, 41973, 354713, 1064139, 6030121, 18090363]

約数ペア:

[(1, 18090363), (3, 6030121), (17, 1064139), (51, 354713), (431, 41973), (823, 21981), (1293, 13991), (2469, 7327)]