39618284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139501}}^1$

素因数の和:139576

約数の個数: 12

約数和(自身を含む): 70309008

約数和(自身を除く): 30690724

約数列:

[1, 2, 4, 71, 142, 284, 139501, 279002, 558004, 9904571, 19809142, 39618284]

約数ペア:

[(1, 39618284), (2, 19809142), (4, 9904571), (71, 558004), (142, 279002), (284, 139501)]