18960850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{8819}}^1$

素因数の和:8874

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 17130590

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 8819, 17638, 44095, 88190, 220475, 379217, 440950, 758434, 1896085, 3792170, 9480425, 18960850]

約数ペア:

[(1, 18960850), (2, 9480425), (5, 3792170), (10, 1896085), (25, 758434), (43, 440950), (50, 379217), (86, 220475), (215, 88190), (430, 44095), (1075, 17638), (2150, 8819)]