18575446

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:839

約数の個数: 16

約数和(自身を含む): 28421280

約数和(自身を除く): 9845834

約数列:

[1, 2, 71, 142, 257, 509, 514, 1018, 18247, 36139, 36494, 72278, 130813, 261626, 9287723, 18575446]

約数ペア:

[(1, 18575446), (2, 9287723), (71, 261626), (142, 130813), (257, 72278), (509, 36494), (514, 36139), (1018, 18247)]