18428146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{22639}}^1$

素因数の和:22689

約数の個数: 16

約数和(自身を含む): 30971520

約数和(自身を除く): 12543374

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 22639, 45278, 249029, 498058, 837643, 1675286, 9214073, 18428146]

約数ペア:

[(1, 18428146), (2, 9214073), (11, 1675286), (22, 837643), (37, 498058), (74, 249029), (407, 45278), (814, 22639)]