19974156923

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4058963}}^1$

素因数の和:4059026

約数の個数: 16

約数和(自身を含む): 24678501120

約数和(自身を除く): 4704344197

約数列:

[1, 7, 19, 37, 133, 259, 703, 4921, 4058963, 28412741, 77120297, 150181631, 539842079, 1051271417, 2853450989, 19974156923]

約数ペア:

[(1, 19974156923), (7, 2853450989), (19, 1051271417), (37, 539842079), (133, 150181631), (259, 77120297), (703, 28412741), (4921, 4058963)]