19667085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 32635008

約数和(自身を除く): 12967923

約数列:

[1, 3, 5, 15, 41, 113, 123, 205, 283, 339, 565, 615, 849, 1415, 1695, 4245, 4633, 11603, 13899, 23165, 31979, 34809, 58015, 69495, 95937, 159895, 174045, 479685, 1311139, 3933417, 6555695, 19667085]

約数ペア:

[(1, 19667085), (3, 6555695), (5, 3933417), (15, 1311139), (41, 479685), (113, 174045), (123, 159895), (205, 95937), (283, 69495), (339, 58015), (565, 34809), (615, 31979), (849, 23165), (1415, 13899), (1695, 11603), (4245, 4633)]