19621063

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 6119225

約数列:

[1, 7, 11, 37, 71, 77, 97, 259, 407, 497, 679, 781, 1067, 2627, 2849, 3589, 5467, 6887, 7469, 18389, 25123, 28897, 39479, 48209, 75757, 202279, 254819, 276353, 530299, 1783733, 2803009, 19621063]

約数ペア:

[(1, 19621063), (7, 2803009), (11, 1783733), (37, 530299), (71, 276353), (77, 254819), (97, 202279), (259, 75757), (407, 48209), (497, 39479), (679, 28897), (781, 25123), (1067, 18389), (2627, 7469), (2849, 6887), (3589, 5467)]