18105639

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 6570201

約数列:

[1, 3, 71, 167, 213, 501, 509, 1527, 11857, 35571, 36139, 85003, 108417, 255009, 6035213, 18105639]

約数ペア:

[(1, 18105639), (3, 6035213), (71, 255009), (167, 108417), (213, 85003), (501, 36139), (509, 35571), (1527, 11857)]