18009454

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12809}}^1$

素因数の和:12867

約数の個数: 16

約数和(自身を含む): 29206800

約数和(自身を除く): 11197346

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 12809, 25618, 243371, 473933, 486742, 947866, 9004727, 18009454]

約数ペア:

[(1, 18009454), (2, 9004727), (19, 947866), (37, 486742), (38, 473933), (74, 243371), (703, 25618), (1406, 12809)]