18053847

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1873}}^1$

素因数の和:1909

約数の個数: 40

約数和(自身を含む): 32652576

約数和(自身を除く): 14598729

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 1873, 3213, 5619, 9639, 13111, 16857, 31841, 39333, 50571, 95523, 117999, 151713, 222887, 286569, 353997, 668661, 859707, 1061991, 2005983, 2579121, 6017949, 18053847]

約数ペア:

[(1, 18053847), (3, 6017949), (7, 2579121), (9, 2005983), (17, 1061991), (21, 859707), (27, 668661), (51, 353997), (63, 286569), (81, 222887), (119, 151713), (153, 117999), (189, 95523), (357, 50571), (459, 39333), (567, 31841), (1071, 16857), (1377, 13111), (1873, 9639), (3213, 5619)]