16873420

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1879}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 35532000

約数和(自身を除く): 18658580

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 1879, 2245, 3758, 4490, 7516, 8980, 9395, 18790, 37580, 843671, 1687342, 3374684, 4218355, 8436710, 16873420]

約数ペア:

[(1, 16873420), (2, 8436710), (4, 4218355), (5, 3374684), (10, 1687342), (20, 843671), (449, 37580), (898, 18790), (1796, 9395), (1879, 8980), (2245, 7516), (3758, 4490)]