18643042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{619}}^1$

素因数の和:706

約数の個数: 24

約数和(自身を含む): 31404240

約数和(自身を除く): 12761198

約数列:

[1, 2, 11, 22, 37, 74, 407, 619, 814, 1238, 1369, 2738, 6809, 13618, 15059, 22903, 30118, 45806, 251933, 503866, 847411, 1694822, 9321521, 18643042]

約数ペア:

[(1, 18643042), (2, 9321521), (11, 1694822), (22, 847411), (37, 503866), (74, 251933), (407, 45806), (619, 30118), (814, 22903), (1238, 15059), (1369, 13618), (2738, 6809)]