19858858254

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{225941}}^1$

素因数の和:226225

約数の個数: 48

約数和(自身を含む): 45468568080

約数和(自身を除く): 25609709826

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 257, 342, 514, 771, 1542, 2313, 4626, 4883, 9766, 14649, 29298, 43947, 87894, 225941, 451882, 677823, 1355646, 2033469, 4066938, 4292879, 8585758, 12878637, 25757274, 38635911, 58066837, 77271822, 116133674, 174200511, 348401022, 522601533, 1045203066, 1103269903, 2206539806, 3309809709, 6619619418, 9929429127, 19858858254]

約数ペア:

[(1, 19858858254), (2, 9929429127), (3, 6619619418), (6, 3309809709), (9, 2206539806), (18, 1103269903), (19, 1045203066), (38, 522601533), (57, 348401022), (114, 174200511), (171, 116133674), (257, 77271822), (342, 58066837), (514, 38635911), (771, 25757274), (1542, 12878637), (2313, 8585758), (4626, 4292879), (4883, 4066938), (9766, 2033469), (14649, 1355646), (29298, 677823), (43947, 451882), (87894, 225941)]