18374871

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 25014528

約数和(自身を除く): 6639657

約数列:

[1, 3, 71, 213, 281, 307, 843, 921, 19951, 21797, 59853, 65391, 86267, 258801, 6124957, 18374871]

約数ペア:

[(1, 18374871), (3, 6124957), (71, 258801), (213, 86267), (281, 65391), (307, 59853), (843, 21797), (921, 19951)]