2019920457

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{753983}}^1$

素因数の和:754052

約数の個数: 16

約数和(自身を含む): 2895298560

約数和(自身を除く): 875378103

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 753983, 2261949, 14325677, 35437201, 42977031, 106311603, 673306819, 2019920457]

約数ペア:

[(1, 2019920457), (3, 673306819), (19, 106311603), (47, 42977031), (57, 35437201), (141, 14325677), (893, 2261949), (2679, 753983)]