20216929537

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4108297}}^1$

素因数の和:4108360

約数の個数: 16

約数和(自身を含む): 24978451840

約数和(自身を除く): 4761522303

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 4108297, 28758079, 78057643, 152006989, 546403501, 1064048923, 2888132791, 20216929537]

約数ペア:

[(1, 20216929537), (7, 2888132791), (19, 1064048923), (37, 546403501), (133, 152006989), (259, 78057643), (703, 28758079), (4921, 4108297)]