16191218

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7489}}^1$

素因数の和:7561

約数の個数: 16

約数和(自身を含む): 25885440

約数和(自身を除く): 9694222

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 7489, 14978, 172247, 344494, 351983, 703966, 8095609, 16191218]

約数ペア:

[(1, 16191218), (2, 8095609), (23, 703966), (46, 351983), (47, 344494), (94, 172247), (1081, 14978), (2162, 7489)]