2118991691519

素因数分解:

${\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{4001}}^1\times {\mathrm{12983}}^1$

素因数の和:17135

約数の個数: 24

約数和(自身を含む): 2256916118112

約数和(自身を除く): 137924426593

約数列:

[1, 19, 113, 361, 2147, 4001, 12983, 40793, 76019, 246677, 452113, 1444361, 1467079, 4686863, 8590147, 27874501, 51944983, 163212793, 529615519, 986954677, 5869783079, 18752138863, 111525878501, 2118991691519]

約数ペア:

[(1, 2118991691519), (19, 111525878501), (113, 18752138863), (361, 5869783079), (2147, 986954677), (4001, 529615519), (12983, 163212793), (40793, 51944983), (76019, 27874501), (246677, 8590147), (452113, 4686863), (1444361, 1467079)]