16489420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{22283}}^1$

素因数の和:22329

約数の個数: 24

約数和(自身を含む): 35565264

約数和(自身を除く): 19075844

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 22283, 44566, 89132, 111415, 222830, 445660, 824471, 1648942, 3297884, 4122355, 8244710, 16489420]

約数ペア:

[(1, 16489420), (2, 8244710), (4, 4122355), (5, 3297884), (10, 1648942), (20, 824471), (37, 445660), (74, 222830), (148, 111415), (185, 89132), (370, 44566), (740, 22283)]