19942034157

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 30345090048

約数和(自身を除く): 10403055891

約数列:

[1, 3, 9, 41, 97, 107, 123, 127, 291, 321, 369, 381, 873, 963, 1143, 1681, 3977, 4387, 5043, 5207, 10379, 11931, 12319, 13161, 13589, 15129, 15621, 31137, 35793, 36957, 39483, 40767, 46863, 93411, 110871, 122301, 163057, 179867, 213487, 425539, 489171, 505079, 539601, 557149, 640461, 1276617, 1318133, 1467513, 1515237, 1618803, 1671447, 1921383, 3829851, 3954399, 4545711, 5014341, 11863197, 17447099, 20708239, 22843109, 52341297, 54043453, 62124717, 68529327, 157023891, 162130359, 186374151, 205587981, 486391077, 2215781573, 6647344719, 19942034157]

約数ペア:

[(1, 19942034157), (3, 6647344719), (9, 2215781573), (41, 486391077), (97, 205587981), (107, 186374151), (123, 162130359), (127, 157023891), (291, 68529327), (321, 62124717), (369, 54043453), (381, 52341297), (873, 22843109), (963, 20708239), (1143, 17447099), (1681, 11863197), (3977, 5014341), (4387, 4545711), (5043, 3954399), (5207, 3829851), (10379, 1921383), (11931, 1671447), (12319, 1618803), (13161, 1515237), (13589, 1467513), (15129, 1318133), (15621, 1276617), (31137, 640461), (35793, 557149), (36957, 539601), (39483, 505079), (40767, 489171), (46863, 425539), (93411, 213487), (110871, 179867), (122301, 163057)]