18381350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28279}}^1$

素因数の和:28304

約数の個数: 24

約数和(自身を含む): 36820560

約数和(自身を除く): 18439210

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28279, 56558, 141395, 282790, 367627, 706975, 735254, 1413950, 1838135, 3676270, 9190675, 18381350]

約数ペア:

[(1, 18381350), (2, 9190675), (5, 3676270), (10, 1838135), (13, 1413950), (25, 735254), (26, 706975), (50, 367627), (65, 282790), (130, 141395), (325, 56558), (650, 28279)]