20153924

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{3617}}^1$

素因数の和:3827

約数の個数: 24

約数和(自身を含む): 40521600

約数和(自身を除く): 20367676

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 3617, 5572, 7234, 14468, 25319, 50638, 101276, 719783, 1439566, 2879132, 5038481, 10076962, 20153924]

約数ペア:

[(1, 20153924), (2, 10076962), (4, 5038481), (7, 2879132), (14, 1439566), (28, 719783), (199, 101276), (398, 50638), (796, 25319), (1393, 14468), (2786, 7234), (3617, 5572)]