18218553

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1153}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 25480320

約数和(自身を除く): 7261767

約数列:

[1, 3, 23, 69, 229, 687, 1153, 3459, 5267, 15801, 26519, 79557, 264037, 792111, 6072851, 18218553]

約数ペア:

[(1, 18218553), (3, 6072851), (23, 792111), (69, 264037), (229, 79557), (687, 26519), (1153, 15801), (3459, 5267)]