20185181140

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2247793}}^1$

素因数の和:2248251

約数の個数: 24

約数和(自身を含む): 42483306600

約数和(自身を除く): 22298125460

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 2247793, 4495586, 8991172, 11238965, 22477930, 44955860, 1009259057, 2018518114, 4037036228, 5046295285, 10092590570, 20185181140]

約数ペア:

[(1, 20185181140), (2, 10092590570), (4, 5046295285), (5, 4037036228), (10, 2018518114), (20, 1009259057), (449, 44955860), (898, 22477930), (1796, 11238965), (2245, 8991172), (4490, 4495586), (8980, 2247793)]