168289916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{8171}}^1$

素因数の和:8465

約数の個数: 24

約数和(自身を含む): 311189760

約数和(自身を除く): 142899844

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 1084, 5149, 8171, 10298, 16342, 20596, 32684, 155249, 310498, 620996, 2214341, 4428682, 8857364, 42072479, 84144958, 168289916]

約数ペア:

[(1, 168289916), (2, 84144958), (4, 42072479), (19, 8857364), (38, 4428682), (76, 2214341), (271, 620996), (542, 310498), (1084, 155249), (5149, 32684), (8171, 20596), (10298, 16342)]